1377437374506 has 16 divisors (see below), whose sum is σ = 2755024278048. Its totient is φ = 459120870000.

The previous prime is 1377437374451. The next prime is 1377437374553. The reversal of 1377437374506 is 6054737347731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6110445 + ... + 6331856.

It is an arithmetic number, because the mean of its divisors is an integer number (172189017378).

Almost surely, 2^{1377437374506} is an apocalyptic number.

1377437374506 is an abundant number, since it is smaller than the sum of its proper divisors (1377586903542).

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

1377437374506 is a wasteful number, since it uses less digits than its factorization.

1377437374506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12460757.

The product of its (nonzero) digits is 31116960, while the sum is 57.

The spelling of 1377437374506 in words is "one trillion, three hundred seventy-seven billion, four hundred thirty-seven million, three hundred seventy-four thousand, five hundred six".