40397047486 has 8 divisors (see below), whose sum is σ = 63784811880. Its totient is φ = 19135443528.

The previous prime is 40397047459. The next prime is 40397047507. The reversal of 40397047486 is 68474079304.

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

It is a super-2 number, since 2×40397047486² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531540061 + ... + 531540136.

It is an arithmetic number, because the mean of its divisors is an integer number (7973101485).

Almost surely, 2^40397047486 is an apocalyptic number.

40397047486 is a deficient number, since it is larger than the sum of its proper divisors (23387764394).

40397047486 is a wasteful number, since it uses less digits than its factorization.

40397047486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063080218.

The product of its (nonzero) digits is 4064256, while the sum is 52.

The spelling of 40397047486 in words is "forty billion, three hundred ninety-seven million, forty-seven thousand, four hundred eighty-six".