48018661384 has 8 divisors (see below), whose sum is σ = 90034990110. Its totient is φ = 24009330688.

The previous prime is 48018661357. The next prime is 48018661423. The reversal of 48018661384 is 48316681084.

It can be written as a sum of positive squares in only one way, i.e., 47970636484 + 48024900 = 219022^2 + 6930^2 .

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

It is a super-2 number, since 2×48018661384² (a number of 22 digits) 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, 3001166329 + ... + 3001166344.

Almost surely, 2^48018661384 is an apocalyptic number.

It is an amenable number.

48018661384 is a deficient number, since it is larger than the sum of its proper divisors (42016328726).

48018661384 is a wasteful number, since it uses less digits than its factorization.

48018661384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002332679 (or 6002332675 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 49.

The spelling of 48018661384 in words is "forty-eight billion, eighteen million, six hundred sixty-one thousand, three hundred eighty-four".