46399386780 has 36 divisors (see below), whose sum is σ = 140744807112. Its totient is φ = 12373169760.

The previous prime is 46399386779. The next prime is 46399386793. The reversal of 46399386780 is 8768399364.

46399386780 is a `hidden beast` number, since 463 + 9 + 9 + 38 + 67 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128887006 + ... + 128887365.

Almost surely, 2^46399386780 is an apocalyptic number.

It is an amenable number.

46399386780 is an abundant number, since it is smaller than the sum of its proper divisors (94345420332).

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

46399386780 is a wasteful number, since it uses less digits than its factorization.

46399386780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257774386 (or 257774381 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 46399386780 in words is "forty-six billion, three hundred ninety-nine million, three hundred eighty-six thousand, seven hundred eighty".