40305522051 has 16 divisors (see below), whose sum is σ = 59808374400. Its totient is φ = 26826927624.

The previous prime is 40305522041. The next prime is 40305522083. The reversal of 40305522051 is 15022550304.

It is a happy number.

40305522051 is a `hidden beast` number, since 40 + 3 + 0 + 552 + 20 + 51 = 666.

It is not a de Polignac number, because 40305522051 - 2⁶ = 40305521987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40305522031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1189101 + ... + 1222526.

It is an arithmetic number, because the mean of its divisors is an integer number (3738023400).

Almost surely, 2^40305522051 is an apocalyptic number.

40305522051 is a deficient number, since it is larger than the sum of its proper divisors (19502852349).

40305522051 is a wasteful number, since it uses less digits than its factorization.

40305522051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412255 (or 2412249 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 40305522051 in words is "forty billion, three hundred five million, five hundred twenty-two thousand, fifty-one".