376373661049 has 3 divisors (see below), whose sum is σ = 376374274543. Its totient is φ = 376373047556.

The previous prime is 376373660981. The next prime is 376373661073. The reversal of 376373661049 is 940166373673.

It is a happy number.

The square root of 376373661049 is 613493.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 174352178025 + 202021483024 = 417555^2 + 449468^2 .

It is not a de Polignac number, because 376373661049 - 2¹⁷ = 376373529977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (376373661089) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 306747 + ... + 920239.

Almost surely, 2^376373661049 is an apocalyptic number.

376373661049 is the 613493-rd square number.

376373661049 is the 306747-th centered octagonal number.

It is an amenable number.

376373661049 is a deficient number, since it is larger than the sum of its proper divisors (613494).

376373661049 is an frugal number, since it uses more digits than its factorization.

376373661049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226986 (or 613493 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 55.

The spelling of 376373661049 in words is "three hundred seventy-six billion, three hundred seventy-three million, six hundred sixty-one thousand, forty-nine".