31423505356162 has 16 divisors (see below), whose sum is σ = 48656336313600. Its totient is φ = 15204738795120.

The previous prime is 31423505356127. The next prime is 31423505356211. The reversal of 31423505356162 is 26165350532413.

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, 2208664 + ... + 8229532.

It is an arithmetic number, because the mean of its divisors is an integer number (3041021019600).

Almost surely, 2^{31423505356162} is an apocalyptic number.

31423505356162 is a deficient number, since it is larger than the sum of its proper divisors (17232830957438).

31423505356162 is a wasteful number, since it uses less digits than its factorization.

31423505356162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105081.

The product of its (nonzero) digits is 1944000, while the sum is 46.

Adding to 31423505356162 its reverse (26165350532413), we get a palindrome (57588855888575).

The spelling of 31423505356162 in words is "thirty-one trillion, four hundred twenty-three billion, five hundred five million, three hundred fifty-six thousand, one hundred sixty-two".