535204534656 has 128 divisors (see below), whose sum is σ = 1551515961600. Its totient is φ = 162116352000.

The previous prime is 535204534643. The next prime is 535204534663. The reversal of 535204534656 is 656435402535.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10750590 + ... + 10800258.

It is an arithmetic number, because the mean of its divisors is an integer number (12121218450).

Almost surely, 2^535204534656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 535204534656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (775757980800).

535204534656 is an abundant number, since it is smaller than the sum of its proper divisors (1016311426944).

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

535204534656 is a wasteful number, since it uses less digits than its factorization.

535204534656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52248 (or 52236 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 48.

The spelling of 535204534656 in words is "five hundred thirty-five billion, two hundred four million, five hundred thirty-four thousand, six hundred fifty-six".