40360236491 has 8 divisors (see below), whose sum is σ = 40756679040. Its totient is φ = 39964269888.

The previous prime is 40360236479. The next prime is 40360236517. The reversal of 40360236491 is 19463206304.

It is a happy number.

40360236491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40360236491 - 2³⁴ = 23180367307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40360236461) 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, 52655 + ... + 288951.

It is an arithmetic number, because the mean of its divisors is an integer number (5094584880).

Almost surely, 2^40360236491 is an apocalyptic number.

40360236491 is a deficient number, since it is larger than the sum of its proper divisors (396442549).

40360236491 is a wasteful number, since it uses less digits than its factorization.

40360236491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237973.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 40360236491 in words is "forty billion, three hundred sixty million, two hundred thirty-six thousand, four hundred ninety-one".