18454677298264 has 8 divisors (see below), whose sum is σ = 34602519934260. Its totient is φ = 9227338649128.

The previous prime is 18454677298259. The next prime is 18454677298319. The reversal of 18454677298264 is 46289277645481.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×18454677298264² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1153417331134 + ... + 1153417331149.

Almost surely, 2^{18454677298264} is an apocalyptic number.

It is an amenable number.

18454677298264 is a deficient number, since it is larger than the sum of its proper divisors (16147842635996).

18454677298264 is a wasteful number, since it uses less digits than its factorization.

18454677298264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306834662289 (or 2306834662285 counting only the distinct ones).

The product of its digits is 1300561920, while the sum is 73.

The spelling of 18454677298264 in words is "eighteen trillion, four hundred fifty-four billion, six hundred seventy-seven million, two hundred ninety-eight thousand, two hundred sixty-four".