377507766049 has 6 divisors (see below), whose sum is σ = 386939847590. Its totient is φ = 368300257920.

The previous prime is 377507766047. The next prime is 377507766071. The reversal of 377507766049 is 940667705773.

It can be written as a sum of positive squares in 3 ways, for example, as 16585576225 + 360922189824 = 128785^2 + 600768^2 .

It is not a de Polignac number, because 377507766049 - 2¹ = 377507766047 is a prime.

It is a super-2 number, since 2×377507766049² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (377507766047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112284984 + ... + 112288345.

Almost surely, 2^377507766049 is an apocalyptic number.

It is an amenable number.

377507766049 is a deficient number, since it is larger than the sum of its proper divisors (9432081541).

377507766049 is an equidigital number, since it uses as much as digits as its factorization.

377507766049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224573411 (or 224573370 counting only the distinct ones).

The product of its (nonzero) digits is 46675440, while the sum is 61.

The spelling of 377507766049 in words is "three hundred seventy-seven billion, five hundred seven million, seven hundred sixty-six thousand, forty-nine".