46558720137440 has 48 divisors (see below), whose sum is σ = 125708544374112. Its totient is φ = 15962989761024.

The previous prime is 46558720137437. The next prime is 46558720137547. The reversal of 46558720137440 is 4473102785564.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20785141799 + ... + 20785144038.

It is an arithmetic number, because the mean of its divisors is an integer number (2618928007794).

Almost surely, 2^{46558720137440} is an apocalyptic number.

46558720137440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46558720137440 is an abundant number, since it is smaller than the sum of its proper divisors (79149824236672).

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

46558720137440 is a wasteful number, since it uses less digits than its factorization.

46558720137440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41570285859 (or 41570285851 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 56.

The spelling of 46558720137440 in words is "forty-six trillion, five hundred fifty-eight billion, seven hundred twenty million, one hundred thirty-seven thousand, four hundred forty".