1377446154136 has 32 divisors (see below), whose sum is σ = 2787093015840. Its totient is φ = 634438925568.

The previous prime is 1377446154053. The next prime is 1377446154143. The reversal of 1377446154136 is 6314516447731.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

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, 13547581 + ... + 13648876.

It is an arithmetic number, because the mean of its divisors is an integer number (87096656745).

Almost surely, 2^{1377446154136} is an apocalyptic number.

It is an amenable number.

1377446154136 is an abundant number, since it is smaller than the sum of its proper divisors (1409646861704).

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

1377446154136 is a wasteful number, since it uses less digits than its factorization.

1377446154136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27196963 (or 27196959 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The spelling of 1377446154136 in words is "one trillion, three hundred seventy-seven billion, four hundred forty-six million, one hundred fifty-four thousand, one hundred thirty-six".