15153435550 has 48 divisors (see below), whose sum is σ = 30773936592. Its totient is φ = 5505638400.

The previous prime is 15153435527. The next prime is 15153435553. The reversal of 15153435550 is 5553435151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15153435553) 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 23 ways as a sum of consecutive naturals, for example, 669214 + ... + 691486.

It is an arithmetic number, because the mean of its divisors is an integer number (641123679).

Almost surely, 2^15153435550 is an apocalyptic number.

15153435550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15153435550 is an abundant number, since it is smaller than the sum of its proper divisors (15620501042).

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

15153435550 is a wasteful number, since it uses less digits than its factorization.

15153435550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23533 (or 23528 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 15153435550 in words is "fifteen billion, one hundred fifty-three million, four hundred thirty-five thousand, five hundred fifty".