40122637671 has 8 divisors (see below), whose sum is σ = 54740963200. Its totient is φ = 26126368632.

The previous prime is 40122637663. The next prime is 40122637693. The reversal of 40122637671 is 17673622104.

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

It is not a de Polignac number, because 40122637671 - 2³ = 40122637663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122637651) 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, 155513971 + ... + 155514228.

It is an arithmetic number, because the mean of its divisors is an integer number (6842620400).

Almost surely, 2^40122637671 is an apocalyptic number.

40122637671 is a deficient number, since it is larger than the sum of its proper divisors (14618325529).

40122637671 is a wasteful number, since it uses less digits than its factorization.

40122637671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311028245.

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 40122637671 in words is "forty billion, one hundred twenty-two million, six hundred thirty-seven thousand, six hundred seventy-one".