1550545534 has 8 divisors (see below), whose sum is σ = 2331370440. Its totient is φ = 773422056.

The previous prime is 1550545531. The next prime is 1550545541. The reversal of 1550545534 is 4355450551.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1550545493 and 1550545502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550545531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924309 + ... + 925984.

It is an arithmetic number, because the mean of its divisors is an integer number (291421305).

Almost surely, 2^1550545534 is an apocalyptic number.

1550545534 is a deficient number, since it is larger than the sum of its proper divisors (780824906).

1550545534 is a wasteful number, since it uses less digits than its factorization.

1550545534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850714.

The product of its (nonzero) digits is 150000, while the sum is 37.

The square root of 1550545534 is about 39376.9670492789. The cubic root of 1550545534 is about 1157.4302841357.

The spelling of 1550545534 in words is "one billion, five hundred fifty million, five hundred forty-five thousand, five hundred thirty-four".