131415407684 has 24 divisors (see below), whose sum is σ = 250970626368. Its totient is φ = 59713641440.

The previous prime is 131415407659. The next prime is 131415407693. The reversal of 131415407684 is 486704514131.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 386687 + ... + 642150.

It is an arithmetic number, because the mean of its divisors is an integer number (10457109432).

Almost surely, 2^131415407684 is an apocalyptic number.

It is an amenable number.

131415407684 is a deficient number, since it is larger than the sum of its proper divisors (119555218684).

131415407684 is a wasteful number, since it uses less digits than its factorization.

131415407684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031755 (or 1031753 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 131415407684 in words is "one hundred thirty-one billion, four hundred fifteen million, four hundred seven thousand, six hundred eighty-four".