31400240643114 has 64 divisors (see below), whose sum is σ = 72485223598080. Its totient is φ = 8882348155200.

The previous prime is 31400240643089. The next prime is 31400240643137. The reversal of 31400240643114 is 41134604200413.

It is a super-2 number, since 2×31400240643114² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132057697 + ... + 132295259.

It is an arithmetic number, because the mean of its divisors is an integer number (1132581618720).

Almost surely, 2^{31400240643114} is an apocalyptic number.

31400240643114 is an abundant number, since it is smaller than the sum of its proper divisors (41084982954966).

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

31400240643114 is a wasteful number, since it uses less digits than its factorization.

31400240643114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268835.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 31400240643114 its reverse (41134604200413), we get a palindrome (72534844843527).

The spelling of 31400240643114 in words is "thirty-one trillion, four hundred billion, two hundred forty million, six hundred forty-three thousand, one hundred fourteen".