4031118011872 has 144 divisors (see below), whose sum is σ = 9980521745040. Its totient is φ = 1592459108352.

The previous prime is 4031118011857. The next prime is 4031118011881. The reversal of 4031118011872 is 2781108111304.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 726193 + ... + 2930800.

It is an arithmetic number, because the mean of its divisors is an integer number (69309178785).

Almost surely, 2^{4031118011872} is an apocalyptic number.

It is an amenable number.

4031118011872 is an abundant number, since it is smaller than the sum of its proper divisors (5949403733168).

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

4031118011872 is a wasteful number, since it uses less digits than its factorization.

4031118011872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3657073 (or 3657058 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 37.

The spelling of 4031118011872 in words is "four trillion, thirty-one billion, one hundred eighteen million, eleven thousand, eight hundred seventy-two".