40420363812075 has 144 divisors (see below), whose sum is σ = 78580033930944. Its totient is φ = 19743246028800.

The previous prime is 40420363812047. The next prime is 40420363812079. The reversal of 40420363812075 is 57021836302404.

40420363812075 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 0 + 3 + 638 + 1 + 2 + 0 + 7 + 5 = 666.

It is not a de Polignac number, because 40420363812075 - 2¹⁵ = 40420363779307 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40420363812075.

It is not an unprimeable number, because it can be changed into a prime (40420363812079) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 191402994 + ... + 191614056.

It is an arithmetic number, because the mean of its divisors is an integer number (545694680076).

Almost surely, 2^{40420363812075} is an apocalyptic number.

40420363812075 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40420363812075 is a deficient number, since it is larger than the sum of its proper divisors (38159670118869).

40420363812075 is a wasteful number, since it uses less digits than its factorization.

40420363812075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211606 (or 211598 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 40420363812075 in words is "forty trillion, four hundred twenty billion, three hundred sixty-three million, eight hundred twelve thousand, seventy-five".