1612341450 has 144 divisors (see below), whose sum is σ = 4531022496. Its totient is φ = 426254400.

The previous prime is 1612341433. The next prime is 1612341457. The reversal of 1612341450 is 541432161.

It is a happy number.

1612341450 is a `hidden beast` number, since 1 + 612 + 3 + 4 + 1 + 45 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1612341457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1591144 + ... + 1592156.

It is an arithmetic number, because the mean of its divisors is an integer number (31465434).

Almost surely, 2^1612341450 is an apocalyptic number.

1612341450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1612341450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2265511248).

1612341450 is an abundant number, since it is smaller than the sum of its proper divisors (2918681046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1612341450 is a wasteful number, since it uses less digits than its factorization.

1612341450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171 (or 1154 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1612341450 is about 40153.9717836231. The cubic root of 1612341450 is about 1172.6066145099.

The spelling of 1612341450 in words is "one billion, six hundred twelve million, three hundred forty-one thousand, four hundred fifty".