3235255001556 has 12 divisors (see below), whose sum is σ = 7548928336992. Its totient is φ = 1078418333848.

The previous prime is 3235255001521. The next prime is 3235255001557. The reversal of 3235255001556 is 6551005525323.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3235255001556² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3235255001557) 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, 134802291720 + ... + 134802291743.

It is an arithmetic number, because the mean of its divisors is an integer number (629077361416).

Almost surely, 2^{3235255001556} is an apocalyptic number.

It is an amenable number.

3235255001556 is an abundant number, since it is smaller than the sum of its proper divisors (4313673335436).

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

3235255001556 is a wasteful number, since it uses less digits than its factorization.

3235255001556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269604583470 (or 269604583468 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 42.

The spelling of 3235255001556 in words is "three trillion, two hundred thirty-five billion, two hundred fifty-five million, one thousand, five hundred fifty-six".