131724228072604 has 24 divisors (see below), whose sum is σ = 234284756076000. Its totient is φ = 64789858344960.

The previous prime is 131724228072587. The next prime is 131724228072623. The reversal of 131724228072604 is 406270822427131.

It is a super-2 number, since 2×131724228072604² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 516373269 + ... + 516628300.

It is an arithmetic number, because the mean of its divisors is an integer number (9761864836500).

Almost surely, 2^{131724228072604} is an apocalyptic number.

It is an amenable number.

131724228072604 is a deficient number, since it is larger than the sum of its proper divisors (102560528003396).

131724228072604 is a wasteful number, since it uses less digits than its factorization.

131724228072604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033002093 (or 1033002091 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 131724228072604 in words is "one hundred thirty-one trillion, seven hundred twenty-four billion, two hundred twenty-eight million, seventy-two thousand, six hundred four".