31561204614114 has 32 divisors (see below), whose sum is σ = 73053059512320. Its totient is φ = 8903341626192.

The previous prime is 31561204614109. The next prime is 31561204614131. The reversal of 31561204614114 is 41141640216513.

It is a super-2 number, since 2×31561204614114² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4756055244 + ... + 4756061879.

It is an arithmetic number, because the mean of its divisors is an integer number (2282908109760).

Almost surely, 2^{31561204614114} is an apocalyptic number.

31561204614114 is an abundant number, since it is smaller than the sum of its proper divisors (41491854898206).

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

31561204614114 is a wasteful number, since it uses less digits than its factorization.

31561204614114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9512117214.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 31561204614114 in words is "thirty-one trillion, five hundred sixty-one billion, two hundred four million, six hundred fourteen thousand, one hundred fourteen".