1235553540232 has 32 divisors (see below), whose sum is σ = 2527622913600. Its totient is φ = 561536510400.

The previous prime is 1235553540227. The next prime is 1235553540253. The reversal of 1235553540232 is 2320453555321.

It is a super-2 number, since 2×1235553540232² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350619 + ... + 1610602.

It is an arithmetic number, because the mean of its divisors is an integer number (78988216050).

Almost surely, 2^{1235553540232} is an apocalyptic number.

It is an amenable number.

1235553540232 is an abundant number, since it is smaller than the sum of its proper divisors (1292069373368).

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

1235553540232 is a wasteful number, since it uses less digits than its factorization.

1235553540232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1968397 (or 1968393 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 1235553540232 in words is "one trillion, two hundred thirty-five billion, five hundred fifty-three million, five hundred forty thousand, two hundred thirty-two".