331454161454158 has 16 divisors (see below), whose sum is σ = 497246263169040. Its totient is φ = 165705408374400.

The previous prime is 331454161454077. The next prime is 331454161454159. The reversal of 331454161454158 is 851454161454133.

It is a super-2 number, since 2×331454161454158² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331454161454099 and 331454161454108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331454161454159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533896048 + ... + 534516508.

It is an arithmetic number, because the mean of its divisors is an integer number (31077891448065).

Almost surely, 2^{331454161454158} is an apocalyptic number.

331454161454158 is a deficient number, since it is larger than the sum of its proper divisors (165792101714882).

331454161454158 is a wasteful number, since it uses less digits than its factorization.

331454161454158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654963.

The product of its digits is 13824000, while the sum is 55.

The spelling of 331454161454158 in words is "three hundred thirty-one trillion, four hundred fifty-four billion, one hundred sixty-one million, four hundred fifty-four thousand, one hundred fifty-eight".