40156593629 has 8 divisors (see below), whose sum is σ = 40847352000. Its totient is φ = 39466173312.

The previous prime is 40156593601. The next prime is 40156593637. The reversal of 40156593629 is 92639565104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40156593629 is a prime.

It is a super-5 number, since 5×40156593629⁵ (a number of 54 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40156593229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161192 + ... + 326030.

It is an arithmetic number, because the mean of its divisors is an integer number (5105919000).

Almost surely, 2^40156593629 is an apocalyptic number.

It is an amenable number.

40156593629 is a deficient number, since it is larger than the sum of its proper divisors (690758371).

40156593629 is a wasteful number, since it uses less digits than its factorization.

40156593629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169027.

The product of its (nonzero) digits is 1749600, while the sum is 50.

The spelling of 40156593629 in words is "forty billion, one hundred fifty-six million, five hundred ninety-three thousand, six hundred twenty-nine".