40776782020250 has 64 divisors (see below), whose sum is σ = 77054514001920. Its totient is φ = 16156813492800.

The previous prime is 40776782020003. The next prime is 40776782020319. The reversal of 40776782020250 is 5202028767704.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323852807 + ... + 323978693.

It is an arithmetic number, because the mean of its divisors is an integer number (1203976781280).

Almost surely, 2^{40776782020250} is an apocalyptic number.

40776782020250 is a deficient number, since it is larger than the sum of its proper divisors (36277731981670).

40776782020250 is a wasteful number, since it uses less digits than its factorization.

40776782020250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138120 (or 138110 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 50.

The spelling of 40776782020250 in words is "forty trillion, seven hundred seventy-six billion, seven hundred eighty-two million, twenty thousand, two hundred fifty".