40702977448 has 32 divisors (see below), whose sum is σ = 87244272000. Its totient is φ = 17439412032.

The previous prime is 40702977431. The next prime is 40702977527. The reversal of 40702977448 is 84477920704.

It is a junction number, because it is equal to n+sod(n) for n = 40702977395 and 40702977404.

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, 114478 + ... + 307426.

It is an arithmetic number, because the mean of its divisors is an integer number (2726383500).

Almost surely, 2^40702977448 is an apocalyptic number.

It is an amenable number.

40702977448 is an abundant number, since it is smaller than the sum of its proper divisors (46541294552).

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

40702977448 is a wasteful number, since it uses less digits than its factorization.

40702977448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196729 (or 196725 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 52.

The spelling of 40702977448 in words is "forty billion, seven hundred two million, nine hundred seventy-seven thousand, four hundred forty-eight".