31413516340016 has 40 divisors (see below), whose sum is σ = 65275852011120. Its totient is φ = 14599330327296.

The previous prime is 31413516339941. The next prime is 31413516340057. The reversal of 31413516340016 is 61004361531413.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 974832335 + ... + 974864558.

It is an arithmetic number, because the mean of its divisors is an integer number (1631896300278).

Almost surely, 2^{31413516340016} is an apocalyptic number.

It is an amenable number.

31413516340016 is an abundant number, since it is smaller than the sum of its proper divisors (33862335671104).

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

31413516340016 is a wasteful number, since it uses less digits than its factorization.

31413516340016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949696973 (or 1949696967 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 31413516340016 its reverse (61004361531413), we get a palindrome (92417877871429).

The spelling of 31413516340016 in words is "thirty-one trillion, four hundred thirteen billion, five hundred sixteen million, three hundred forty thousand, sixteen".