231513150554 has 16 divisors (see below), whose sum is σ = 396961181568. Its totient is φ = 99199547952.

The previous prime is 231513150541. The next prime is 231513150563. The reversal of 231513150554 is 455051315132.

231513150554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1627094 + ... + 1763649.

It is an arithmetic number, because the mean of its divisors is an integer number (24810073848).

Almost surely, 2^231513150554 is an apocalyptic number.

231513150554 is a deficient number, since it is larger than the sum of its proper divisors (165448031014).

231513150554 is a wasteful number, since it uses less digits than its factorization.

231513150554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395629.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 231513150554 its reverse (455051315132), we get a palindrome (686564465686).

The spelling of 231513150554 in words is "two hundred thirty-one billion, five hundred thirteen million, one hundred fifty thousand, five hundred fifty-four".