40157433515 has 4 divisors (see below), whose sum is σ = 48188920224. Its totient is φ = 32125946808.

The previous prime is 40157433509. The next prime is 40157433571. The reversal of 40157433515 is 51533475104.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40157433515 - 2⁴ = 40157433499 is a prime.

It is a super-2 number, since 2×40157433515² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4015743347 + ... + 4015743356.

It is an arithmetic number, because the mean of its divisors is an integer number (12047230056).

Almost surely, 2^40157433515 is an apocalyptic number.

40157433515 is a deficient number, since it is larger than the sum of its proper divisors (8031486709).

40157433515 is an equidigital number, since it uses as much as digits as its factorization.

40157433515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8031486708.

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 40157433515 in words is "forty billion, one hundred fifty-seven million, four hundred thirty-three thousand, five hundred fifteen".