40151626138 has 16 divisors (see below), whose sum is σ = 65118737376. Its totient is φ = 18457686000.

The previous prime is 40151626129. The next prime is 40151626147. The reversal of 40151626138 is 83162615104.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40151626129) and next prime (40151626147).

It is a super-2 number, since 2×40151626138² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40151626097 and 40151626106.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3069756 + ... + 3082807.

It is an arithmetic number, because the mean of its divisors is an integer number (4069921086).

Almost surely, 2^40151626138 is an apocalyptic number.

40151626138 is a deficient number, since it is larger than the sum of its proper divisors (24967111238).

40151626138 is a wasteful number, since it uses less digits than its factorization.

40151626138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6152829.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 40151626138 in words is "forty billion, one hundred fifty-one million, six hundred twenty-six thousand, one hundred thirty-eight".