31540242604162 has 16 divisors (see below), whose sum is σ = 47435705583840. Its totient is φ = 15728341642272.

The previous prime is 31540242604147. The next prime is 31540242604187. The reversal of 31540242604162 is 26140624204513.

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, 98777038 + ... + 99095830.

It is an arithmetic number, because the mean of its divisors is an integer number (2964731598990).

Almost surely, 2^{31540242604162} is an apocalyptic number.

31540242604162 is a deficient number, since it is larger than the sum of its proper divisors (15895462979678).

31540242604162 is a wasteful number, since it uses less digits than its factorization.

31540242604162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449697.

The product of its (nonzero) digits is 276480, while the sum is 40.

Adding to 31540242604162 its reverse (26140624204513), we get a palindrome (57680866808675).

The spelling of 31540242604162 in words is "thirty-one trillion, five hundred forty billion, two hundred forty-two million, six hundred four thousand, one hundred sixty-two".