40531279695 has 8 divisors (see below), whose sum is σ = 64850047536. Its totient is φ = 21616682496.

The previous prime is 40531279681. The next prime is 40531279697. The reversal of 40531279695 is 59697213504.

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

It is not a de Polignac number, because 40531279695 - 2⁶ = 40531279631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40531279697) 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, 1351042642 + ... + 1351042671.

It is an arithmetic number, because the mean of its divisors is an integer number (8106255942).

Almost surely, 2^40531279695 is an apocalyptic number.

40531279695 is a deficient number, since it is larger than the sum of its proper divisors (24318767841).

40531279695 is a wasteful number, since it uses less digits than its factorization.

40531279695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702085321.

The product of its (nonzero) digits is 2041200, while the sum is 51.

The spelling of 40531279695 in words is "forty billion, five hundred thirty-one million, two hundred seventy-nine thousand, six hundred ninety-five".