40370774046455 has 32 divisors (see below), whose sum is σ = 49402510206720. Its totient is φ = 31662993415680.

The previous prime is 40370774046419. The next prime is 40370774046457. The reversal of 40370774046455 is 55464047707304.

It is a de Polignac number, because none of the positive numbers 2^k-40370774046455 is a prime.

It is a super-2 number, since 2×40370774046455² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40370774046455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40370774046457) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131202176 + ... + 131509514.

It is an arithmetic number, because the mean of its divisors is an integer number (1543828443960).

Almost surely, 2^{40370774046455} is an apocalyptic number.

40370774046455 is a deficient number, since it is larger than the sum of its proper divisors (9031736160265).

40370774046455 is a wasteful number, since it uses less digits than its factorization.

40370774046455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309279.

The product of its (nonzero) digits is 39513600, while the sum is 56.

The spelling of 40370774046455 in words is "forty trillion, three hundred seventy billion, seven hundred seventy-four million, forty-six thousand, four hundred fifty-five".