46451971140 has 48 divisors (see below), whose sum is σ = 131526944640. Its totient is φ = 12248008960.

The previous prime is 46451971129. The next prime is 46451971169. The reversal of 46451971140 is 4117915464.

It is a junction number, because it is equal to n+sod(n) for n = 46451971092 and 46451971101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4344096 + ... + 4354775.

It is an arithmetic number, because the mean of its divisors is an integer number (2740144680).

Almost surely, 2^46451971140 is an apocalyptic number.

It is an amenable number.

46451971140 is an abundant number, since it is smaller than the sum of its proper divisors (85074973500).

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

46451971140 is a wasteful number, since it uses less digits than its factorization.

46451971140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8698972 (or 8698970 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 46451971140 in words is "forty-six billion, four hundred fifty-one million, nine hundred seventy-one thousand, one hundred forty".