1151940395232 has 72 divisors (see below), whose sum is σ = 3573633281400. Its totient is φ = 349072846080.

The previous prime is 1151940395227. The next prime is 1151940395329. The reversal of 1151940395232 is 2325930491511.

1151940395232 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 9 + 403 + 9 + 5 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181805607 + ... + 181811942.

It is an arithmetic number, because the mean of its divisors is an integer number (49633795575).

Almost surely, 2^{1151940395232} is an apocalyptic number.

1151940395232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151940395232 is an abundant number, since it is smaller than the sum of its proper divisors (2421692886168).

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

1151940395232 is a wasteful number, since it uses less digits than its factorization.

1151940395232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363617576 (or 363617565 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 1151940395232 in words is "one trillion, one hundred fifty-one billion, nine hundred forty million, three hundred ninety-five thousand, two hundred thirty-two".