377081490691 has 4 divisors (see below), whose sum is σ = 377092940400. Its totient is φ = 377070040984.

The previous prime is 377081490679. The next prime is 377081490701. The reversal of 377081490691 is 196094180773.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 196094180773 = 271 ⋅723594763.

It is a cyclic number.

It is not a de Polignac number, because 377081490691 - 2³¹ = 374934007043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (377081490631) 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 3 ways as a sum of consecutive naturals, for example, 5675311 + ... + 5741368.

It is an arithmetic number, because the mean of its divisors is an integer number (94273235100).

Almost surely, 2^377081490691 is an apocalyptic number.

377081490691 is a deficient number, since it is larger than the sum of its proper divisors (11449709).

377081490691 is a wasteful number, since it uses less digits than its factorization.

377081490691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11449708.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The spelling of 377081490691 in words is "three hundred seventy-seven billion, eighty-one million, four hundred ninety thousand, six hundred ninety-one".