308470477464 has 288 divisors, whose sum is σ = 887300172720. Its totient is φ = 96773354496.

The previous prime is 308470477423. The next prime is 308470477477. The reversal of 308470477464 is 464774074803.

It is a happy number.

308470477464 is a `hidden beast` number, since 3 + 0 + 8 + 470 + 47 + 74 + 64 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 308470477464.

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 888963739 + ... + 888964085.

Almost surely, 2^308470477464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 308470477464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443650086360).

308470477464 is an abundant number, since it is smaller than the sum of its proper divisors (578829695256).

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

308470477464 is a wasteful number, since it uses less digits than its factorization.

308470477464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 12644352, while the sum is 54.

The spelling of 308470477464 in words is "three hundred eight billion, four hundred seventy million, four hundred seventy-seven thousand, four hundred sixty-four".