40430503902780 has 36 divisors (see below), whose sum is σ = 122639195172312. Its totient is φ = 10781467707360.

The previous prime is 40430503902757. The next prime is 40430503902923. The reversal of 40430503902780 is 8720930503404.

40430503902780 is a `hidden beast` number, since 4 + 0 + 4 + 30 + 503 + 90 + 27 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112306955106 + ... + 112306955465.

It is an arithmetic number, because the mean of its divisors is an integer number (3406644310342).

Almost surely, 2^{40430503902780} is an apocalyptic number.

It is an amenable number.

40430503902780 is an abundant number, since it is smaller than the sum of its proper divisors (82208691269532).

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

40430503902780 is a wasteful number, since it uses less digits than its factorization.

40430503902780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224613910586 (or 224613910581 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 40430503902780 in words is "forty trillion, four hundred thirty billion, five hundred three million, nine hundred two thousand, seven hundred eighty".