2150997787932 has 96 divisors (see below), whose sum is σ = 5903601500160. Its totient is φ = 596871253440.

The previous prime is 2150997787903. The next prime is 2150997787937. The reversal of 2150997787932 is 2397877990512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150997787937) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2291932 + ... + 3091107.

It is an arithmetic number, because the mean of its divisors is an integer number (61495848960).

Almost surely, 2^{2150997787932} is an apocalyptic number.

It is an amenable number.

2150997787932 is an abundant number, since it is smaller than the sum of its proper divisors (3752603712228).

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

2150997787932 is a wasteful number, since it uses less digits than its factorization.

2150997787932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383191 (or 5383189 counting only the distinct ones).

The product of its (nonzero) digits is 120022560, while the sum is 69.

The spelling of 2150997787932 in words is "two trillion, one hundred fifty billion, nine hundred ninety-seven million, seven hundred eighty-seven thousand, nine hundred thirty-two".