40347640151 has 16 divisors (see below), whose sum is σ = 49841906688. Its totient is φ = 31805589600.

The previous prime is 40347640147. The next prime is 40347640153. The reversal of 40347640151 is 15104674304.

It is a cyclic number.

It is not a de Polignac number, because 40347640151 - 2² = 40347640147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40347640153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 793385 + ... + 842706.

It is an arithmetic number, because the mean of its divisors is an integer number (3115119168).

Almost surely, 2^40347640151 is an apocalyptic number.

40347640151 is a deficient number, since it is larger than the sum of its proper divisors (9494266537).

40347640151 is a wasteful number, since it uses less digits than its factorization.

40347640151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636382.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 40347640151 in words is "forty billion, three hundred forty-seven million, six hundred forty thousand, one hundred fifty-one".