31420506140024 has 32 divisors (see below), whose sum is σ = 59086060873920. Its totient is φ = 15664231858176.

The previous prime is 31420506140011. The next prime is 31420506140039. The reversal of 31420506140024 is 42004160502413.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 28929569 + ... + 29996015.

It is an arithmetic number, because the mean of its divisors is an integer number (1846439402310).

Almost surely, 2^{31420506140024} is an apocalyptic number.

It is an amenable number.

31420506140024 is a deficient number, since it is larger than the sum of its proper divisors (27665554733896).

31420506140024 is a wasteful number, since it uses less digits than its factorization.

31420506140024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077239 (or 1077235 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 31420506140024 its reverse (42004160502413), we get a palindrome (73424666642437).

The spelling of 31420506140024 in words is "thirty-one trillion, four hundred twenty billion, five hundred six million, one hundred forty thousand, twenty-four".