5401551664 has 10 divisors (see below), whose sum is σ = 10465506380. Its totient is φ = 2700775824.

The previous prime is 5401551641. The next prime is 5401551697. The reversal of 5401551664 is 4661551045.

It is a super-2 number, since 2×5401551664² = 58353520757722337792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168798474 + ... + 168798505.

It is an arithmetic number, because the mean of its divisors is an integer number (1046550638).

Almost surely, 2^5401551664 is an apocalyptic number.

It is an amenable number.

5401551664 is a deficient number, since it is larger than the sum of its proper divisors (5063954716).

5401551664 is a wasteful number, since it uses less digits than its factorization.

5401551664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337596987 (or 337596981 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 5401551664 is about 73495.2492614319. The cubic root of 5401551664 is about 1754.5786673188.

The spelling of 5401551664 in words is "five billion, four hundred one million, five hundred fifty-one thousand, six hundred sixty-four".