46511660544 has 160 divisors (see below), whose sum is σ = 131407901856. Its totient is φ = 14568652800.

The previous prime is 46511660539. The next prime is 46511660567. The reversal of 46511660544 is 44506611564.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 46511660496 and 46511660505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24465994 + ... + 24467894.

Almost surely, 2^46511660544 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 46511660544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65703950928).

46511660544 is an abundant number, since it is smaller than the sum of its proper divisors (84896241312).

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

46511660544 is a wasteful number, since it uses less digits than its factorization.

46511660544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2876 (or 2860 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 46511660544 in words is "forty-six billion, five hundred eleven million, six hundred sixty thousand, five hundred forty-four".