40502291947 has 8 divisors (see below), whose sum is σ = 43619525600. Its totient is φ = 37385297280.

The previous prime is 40502291917. The next prime is 40502291993. The reversal of 40502291947 is 74919220504.

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

It is a cyclic number.

It is not a de Polignac number, because 40502291947 - 2¹⁵ = 40502259179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40502291917) 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, 459322 + ... + 540352.

It is an arithmetic number, because the mean of its divisors is an integer number (5452440700).

Almost surely, 2^40502291947 is an apocalyptic number.

40502291947 is a deficient number, since it is larger than the sum of its proper divisors (3117233653).

40502291947 is a wasteful number, since it uses less digits than its factorization.

40502291947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119493.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 40502291947 in words is "forty billion, five hundred two million, two hundred ninety-one thousand, nine hundred forty-seven".