40485702697 has 8 divisors (see below), whose sum is σ = 45359903232. Its totient is φ = 35810449200.

The previous prime is 40485702661. The next prime is 40485702701. The reversal of 40485702697 is 79620758404.

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-40485702697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40485702637) 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, 49736329 + ... + 49737142.

It is an arithmetic number, because the mean of its divisors is an integer number (5669987904).

Almost surely, 2^40485702697 is an apocalyptic number.

It is an amenable number.

40485702697 is a deficient number, since it is larger than the sum of its proper divisors (4874200535).

40485702697 is a wasteful number, since it uses less digits than its factorization.

40485702697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99473519.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 40485702697 in words is "forty billion, four hundred eighty-five million, seven hundred two thousand, six hundred ninety-seven".