3973928550231 has 16 divisors (see below), whose sum is σ = 5440759107840. Its totient is φ = 2578500281280.

The previous prime is 3973928550223. The next prime is 3973928550257. The reversal of 3973928550231 is 1320558293793.

It is not a de Polignac number, because 3973928550231 - 2³ = 3973928550223 is a prime.

It is a super-2 number, since 2×3973928550231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3973928550131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38502595 + ... + 38605668.

It is an arithmetic number, because the mean of its divisors is an integer number (340047444240).

Almost surely, 2^{3973928550231} is an apocalyptic number.

3973928550231 is a deficient number, since it is larger than the sum of its proper divisors (1466830557609).

3973928550231 is a wasteful number, since it uses less digits than its factorization.

3973928550231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77108726.

The product of its (nonzero) digits is 12247200, while the sum is 57.

The spelling of 3973928550231 in words is "three trillion, nine hundred seventy-three billion, nine hundred twenty-eight million, five hundred fifty thousand, two hundred thirty-one".