40157773712 has 20 divisors (see below), whose sum is σ = 88920784896. Its totient is φ = 17210474400.

The previous prime is 40157773709. The next prime is 40157773723. The reversal of 40157773712 is 21737775104.

It is a super-2 number, since 2×40157773712² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179275664 + ... + 179275887.

Almost surely, 2^40157773712 is an apocalyptic number.

It is an amenable number.

40157773712 is an abundant number, since it is smaller than the sum of its proper divisors (48763011184).

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

40157773712 is a wasteful number, since it uses less digits than its factorization.

40157773712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358551566 (or 358551560 counting only the distinct ones).

The product of its (nonzero) digits is 288120, while the sum is 44.

The spelling of 40157773712 in words is "forty billion, one hundred fifty-seven million, seven hundred seventy-three thousand, seven hundred twelve".