2377970778 has 64 divisors (see below), whose sum is σ = 5168351232. Its totient is φ = 726485760.

The previous prime is 2377970753. The next prime is 2377970779. The reversal of 2377970778 is 8770797732.

It is not an unprimeable number, because it can be changed into a prime (2377970779) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2030133 + ... + 2031303.

It is an arithmetic number, because the mean of its divisors is an integer number (80755488).

Almost surely, 2^2377970778 is an apocalyptic number.

2377970778 is an abundant number, since it is smaller than the sum of its proper divisors (2790380454).

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

2377970778 is a wasteful number, since it uses less digits than its factorization.

2377970778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699.

The product of its (nonzero) digits is 7260624, while the sum is 57.

The square root of 2377970778 is about 48764.4417378073. The cubic root of 2377970778 is about 1334.7568893392.

The spelling of 2377970778 in words is "two billion, three hundred seventy-seven million, nine hundred seventy thousand, seven hundred seventy-eight".