2632278320 has 40 divisors (see below), whose sum is σ = 6994341024. Its totient is φ = 902495232.

The previous prime is 2632278277. The next prime is 2632278331. The reversal of 2632278320 is 238722362.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 2349689 + ... + 2350808.

Almost surely, 2^2632278320 is an apocalyptic number.

2632278320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2632278320 is an abundant number, since it is smaller than the sum of its proper divisors (4362062704).

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

2632278320 is a wasteful number, since it uses less digits than its factorization.

2632278320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4700517 (or 4700511 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 2632278320 is about 51305.7337926279. The cubic root of 2632278320 is about 1380.7358534400.

The spelling of 2632278320 in words is "two billion, six hundred thirty-two million, two hundred seventy-eight thousand, three hundred twenty".