554402664 has 32 divisors (see below), whose sum is σ = 1540008000. Its totient is φ = 184800816.

The previous prime is 554402633. The next prime is 554402677. The reversal of 554402664 is 466204455.

554402664 is a `hidden beast` number, since 554 + 40 + 2 + 6 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283124 + ... + 1283555.

It is an arithmetic number, because the mean of its divisors is an integer number (48125250).

Almost surely, 2^554402664 is an apocalyptic number.

554402664 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

554402664 is an abundant number, since it is smaller than the sum of its proper divisors (985605336).

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

554402664 is a wasteful number, since it uses less digits than its factorization.

554402664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566694 (or 2566684 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 554402664 is about 23545.7568151886. The cubic root of 554402664 is about 821.5016426159.

The spelling of 554402664 in words is "five hundred fifty-four million, four hundred two thousand, six hundred sixty-four".