40402788750 has 60 divisors (see below), whose sum is σ = 109389234240. Its totient is φ = 10774074000.

The previous prime is 40402788743. The next prime is 40402788763. The reversal of 40402788750 is 5788720404.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 40402788696 and 40402788705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1784430 + ... + 1806929.

It is an arithmetic number, because the mean of its divisors is an integer number (1823153904).

Almost surely, 2^40402788750 is an apocalyptic number.

40402788750 is an abundant number, since it is smaller than the sum of its proper divisors (68986445490).

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

40402788750 is a wasteful number, since it uses less digits than its factorization.

40402788750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3591387 (or 3591369 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The spelling of 40402788750 in words is "forty billion, four hundred two million, seven hundred eighty-eight thousand, seven hundred fifty".