31400021751676 has 12 divisors (see below), whose sum is σ = 54950553042840. Its totient is φ = 15699863739440.

The previous prime is 31400021751517. The next prime is 31400021751691. The reversal of 31400021751676 is 67615712000413.

It is a super-2 number, since 2×31400021751676² (a number of 28 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 3 ways as a sum of consecutive naturals, for example, 36303235 + ... + 37158106.

It is an arithmetic number, because the mean of its divisors is an integer number (4579212753570).

Almost surely, 2^{31400021751676} is an apocalyptic number.

It is an amenable number.

31400021751676 is a deficient number, since it is larger than the sum of its proper divisors (23550531291164).

31400021751676 is a wasteful number, since it uses less digits than its factorization.

31400021751676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73568204 (or 73568202 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 31400021751676 in words is "thirty-one trillion, four hundred billion, twenty-one million, seven hundred fifty-one thousand, six hundred seventy-six".