1477972398544 has 40 divisors (see below), whose sum is σ = 3050602561440. Its totient is φ = 691657331328.

The previous prime is 1477972398533. The next prime is 1477972398559. The reversal of 1477972398544 is 4458932797741.

It is a Smith number, since the sum of its digits (70) coincides with the sum of the digits of its prime factors.

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, 29262427 + ... + 29312890.

It is an arithmetic number, because the mean of its divisors is an integer number (76265064036).

Almost surely, 2^{1477972398544} is an apocalyptic number.

It is an amenable number.

1477972398544 is an abundant number, since it is smaller than the sum of its proper divisors (1572630162896).

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

1477972398544 is a wasteful number, since it uses less digits than its factorization.

1477972398544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58575427 (or 58575421 counting only the distinct ones).

The product of its digits is 426746880, while the sum is 70.

The spelling of 1477972398544 in words is "one trillion, four hundred seventy-seven billion, nine hundred seventy-two million, three hundred ninety-eight thousand, five hundred forty-four".