1452025650 has 144 divisors (see below), whose sum is σ = 3900375360. Its totient is φ = 357033600.

The previous prime is 1452025637. The next prime is 1452025651. The reversal of 1452025650 is 565202541.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1452025651) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2300835 + ... + 2301465.

It is an arithmetic number, because the mean of its divisors is an integer number (27085940).

Almost surely, 2^1452025650 is an apocalyptic number.

1452025650 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 1452025650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1950187680).

1452025650 is an abundant number, since it is smaller than the sum of its proper divisors (2448349710).

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

1452025650 is a wasteful number, since it uses less digits than its factorization.

1452025650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1452025650 is about 38105.4543339927. The cubic root of 1452025650 is about 1132.3780160901.

The spelling of 1452025650 in words is "one billion, four hundred fifty-two million, twenty-five thousand, six hundred fifty".