1380986923716 has 81 divisors (see below), whose sum is σ = 3540622332429. Its totient is φ = 453853876032.

The previous prime is 1380986923709. The next prime is 1380986923739. The reversal of 1380986923716 is 6173296890831.

The square root of 1380986923716 is 1175154.

It is a perfect power (a square), and thus also a powerful number.

1380986923716 is a `hidden beast` number, since 1 + 380 + 9 + 8 + 6 + 9 + 237 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 783915452100 + 597071471616 = 885390^2 + 772704^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 514716111 + ... + 514718793.

Almost surely, 2^{1380986923716} is an apocalyptic number.

1380986923716 is the 1175154-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1380986923716

1380986923716 is an abundant number, since it is smaller than the sum of its proper divisors (2159635408713).

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

1380986923716 is an frugal number, since it uses more digits than its factorization.

1380986923716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5522 (or 2761 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 1380986923716 in words is "one trillion, three hundred eighty billion, nine hundred eighty-six million, nine hundred twenty-three thousand, seven hundred sixteen".