377738990 has 16 divisors (see below), whose sum is σ = 686664000. Its totient is φ = 149599200.

The previous prime is 377738987. The next prime is 377738993. The reversal of 377738990 is 99837773.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (377738987) and next prime (377738993).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377738993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185990 + ... + 188009.

It is an arithmetic number, because the mean of its divisors is an integer number (42916500).

Almost surely, 2^377738990 is an apocalyptic number.

377738990 is a deficient number, since it is larger than the sum of its proper divisors (308925010).

377738990 is a wasteful number, since it uses less digits than its factorization.

377738990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374107.

The product of its (nonzero) digits is 2000376, while the sum is 53.

The square root of 377738990 is about 19435.5084831861. The cubic root of 377738990 is about 722.8762199722.

The spelling of 377738990 in words is "three hundred seventy-seven million, seven hundred thirty-eight thousand, nine hundred ninety".