30664462154 has 4 divisors (see below), whose sum is σ = 45996693234. Its totient is φ = 15332231076.

The previous prime is 30664462141. The next prime is 30664462193. The reversal of 30664462154 is 45126446603.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 26138805625 + 4525656529 = 161675^2 + 67273^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7666115537 + ... + 7666115540.

Almost surely, 2^30664462154 is an apocalyptic number.

30664462154 is a deficient number, since it is larger than the sum of its proper divisors (15332231080).

30664462154 is a wasteful number, since it uses less digits than its factorization.

30664462154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15332231079.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 30664462154 in words is "thirty billion, six hundred sixty-four million, four hundred sixty-two thousand, one hundred fifty-four".