377979648 has 72 divisors (see below), whose sum is σ = 1010946048. Its totient is φ = 125371392.

The previous prime is 377979583. The next prime is 377979709. The reversal of 377979648 is 846979773.

It is a super-2 number, since 2×377979648² = 285737228604407808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 377979591 and 377979600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170161 + ... + 172367.

Almost surely, 2^377979648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 377979648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505473024).

377979648 is an abundant number, since it is smaller than the sum of its proper divisors (632966400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

377979648 is a wasteful number, since it uses less digits than its factorization.

377979648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449 (or 2435 counting only the distinct ones).

The product of its digits is 16003008, while the sum is 60.

The square root of 377979648 is about 19441.6986912152. The cubic root of 377979648 is about 723.0297025077.

The spelling of 377979648 in words is "three hundred seventy-seven million, nine hundred seventy-nine thousand, six hundred forty-eight".