131403330392 has 8 divisors (see below), whose sum is σ = 246381244500. Its totient is φ = 65701665192.

The previous prime is 131403330391. The next prime is 131403330433. The reversal of 131403330392 is 293033304131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×131403330392² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131403330391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212708142 + ... + 8212708157.

Almost surely, 2^131403330392 is an apocalyptic number.

It is an amenable number.

131403330392 is a deficient number, since it is larger than the sum of its proper divisors (114977914108).

131403330392 is a wasteful number, since it uses less digits than its factorization.

131403330392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16425416305 (or 16425416301 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 32.

The spelling of 131403330392 in words is "one hundred thirty-one billion, four hundred three million, three hundred thirty thousand, three hundred ninety-two".