40579598867 has 2 divisors, whose sum is σ = 40579598868. Its totient is φ = 40579598866.

The previous prime is 40579598863. The next prime is 40579598879. The reversal of 40579598867 is 76889597504.

It is a happy number.

40579598867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40579598867 - 2² = 40579598863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40579598797 and 40579598806.

It is not a weakly prime, because it can be changed into another prime (40579598863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20289799433 + 20289799434.

It is an arithmetic number, because the mean of its divisors is an integer number (20289799434).

Almost surely, 2^40579598867 is an apocalyptic number.

40579598867 is a deficient number, since it is larger than the sum of its proper divisors (1).

40579598867 is an equidigital number, since it uses as much as digits as its factorization.

40579598867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 152409600, while the sum is 68.

The spelling of 40579598867 in words is "forty billion, five hundred seventy-nine million, five hundred ninety-eight thousand, eight hundred sixty-seven".