40771632688 has 10 divisors (see below), whose sum is σ = 78995038364. Its totient is φ = 20385816336.

The previous prime is 40771632683. The next prime is 40771632691. The reversal of 40771632688 is 88623617704.

It is not an unprimeable number, because it can be changed into a prime (40771632683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274113506 + ... + 1274113537.

Almost surely, 2^40771632688 is an apocalyptic number.

It is an amenable number.

40771632688 is a deficient number, since it is larger than the sum of its proper divisors (38223405676).

40771632688 is a wasteful number, since it uses less digits than its factorization.

40771632688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548227051 (or 2548227045 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 40771632688 in words is "forty billion, seven hundred seventy-one million, six hundred thirty-two thousand, six hundred eighty-eight".