377261294656 has 21 divisors (see below), whose sum is σ = 748637632389. Its totient is φ = 188628190464.

The previous prime is 377261294653. The next prime is 377261294689. The reversal of 377261294656 is 656492162773.

The square root of 377261294656 is 614216.

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

It can be written as a sum of positive squares in only one way, i.e., 50553025600 + 326708269056 = 224840^2 + 571584^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 377261294656.

It is not an unprimeable number, because it can be changed into a prime (377261294653) 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, 4875340 + ... + 4952116.

Almost surely, 2^377261294656 is an apocalyptic number.

377261294656 is the 614216-th square number.

It is an amenable number.

377261294656 is a deficient number, since it is larger than the sum of its proper divisors (371376337733).

377261294656 is an frugal number, since it uses more digits than its factorization.

377261294656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153566 (or 76779 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 58.

The spelling of 377261294656 in words is "three hundred seventy-seven billion, two hundred sixty-one million, two hundred ninety-four thousand, six hundred fifty-six".