376574913649 has 9 divisors (see below), whose sum is σ = 413928605881. Its totient is φ = 342334694020.

The previous prime is 376574913599. The next prime is 376574913683. The reversal of 376574913649 is 946319475673.

The square root of 376574913649 is 613657.

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

It is not a de Polignac number, because 376574913649 - 2¹⁹ = 376574389361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (376574913749) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6722334 + ... + 6778120.

Almost surely, 2^376574913649 is an apocalyptic number.

376574913649 is the 613657-th square number.

376574913649 is the 306829-th centered octagonal number.

It is an amenable number.

376574913649 is a deficient number, since it is larger than the sum of its proper divisors (37353692232).

376574913649 is an frugal number, since it uses more digits than its factorization.

376574913649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111596 (or 55798 counting only the distinct ones).

The product of its digits is 102876480, while the sum is 64.

Multiplying 376574913649 by its sum of digits (64), we get a square (24100794473536 = 4909256²).

The spelling of 376574913649 in words is "three hundred seventy-six billion, five hundred seventy-four million, nine hundred thirteen thousand, six hundred forty-nine".