40156455826 has 8 divisors (see below), whose sum is σ = 62853583104. Its totient is φ = 19205261460.

The previous prime is 40156455811. The next prime is 40156455827. The reversal of 40156455826 is 62855465104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40156455826² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 872966431 = 40156455826 / (4 + 0 + 1 + 5 + 6 + 4 + 5 + 5 + 8 + 2 + 6).

It is not an unprimeable number, because it can be changed into a prime (40156455827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436483170 + ... + 436483261.

It is an arithmetic number, because the mean of its divisors is an integer number (7856697888).

Almost surely, 2^40156455826 is an apocalyptic number.

40156455826 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40156455826 is a deficient number, since it is larger than the sum of its proper divisors (22697127278).

40156455826 is a wasteful number, since it uses less digits than its factorization.

40156455826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872966456.

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 40156455826 in words is "forty billion, one hundred fifty-six million, four hundred fifty-five thousand, eight hundred twenty-six".