264428704854 has 12 divisors (see below), whose sum is σ = 572928860556. Its totient is φ = 88142901612.

The previous prime is 264428704847. The next prime is 264428704873. The reversal of 264428704854 is 458407824462.

It is a happy number.

264428704854 is a `hidden beast` number, since 2 + 64 + 428 + 70 + 48 + 54 = 666.

It is a super-2 number, since 2×264428704854² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 264428704854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7345241784 + ... + 7345241819.

It is an arithmetic number, because the mean of its divisors is an integer number (47744071713).

Almost surely, 2^264428704854 is an apocalyptic number.

264428704854 is an abundant number, since it is smaller than the sum of its proper divisors (308500155702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264428704854 is a wasteful number, since it uses less digits than its factorization.

264428704854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14690483611 (or 14690483608 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 54.

The spelling of 264428704854 in words is "two hundred sixty-four billion, four hundred twenty-eight million, seven hundred four thousand, eight hundred fifty-four".