1031164356432 has 80 divisors (see below), whose sum is σ = 3094298099072. Its totient is φ = 289788572160.

The previous prime is 1031164356421. The next prime is 1031164356449. The reversal of 1031164356432 is 2346534611301.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 25134763 + ... + 25175754.

Almost surely, 2^{1031164356432} is an apocalyptic number.

1031164356432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1031164356432 is an abundant number, since it is smaller than the sum of its proper divisors (2063133742640).

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

1031164356432 is a wasteful number, since it uses less digits than its factorization.

1031164356432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50310596 (or 50310590 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 1031164356432 its reverse (2346534611301), we get a palindrome (3377698967733).

The spelling of 1031164356432 in words is "one trillion, thirty-one billion, one hundred sixty-four million, three hundred fifty-six thousand, four hundred thirty-two".