462815781879 has 64 divisors (see below), whose sum is σ = 696859822080. Its totient is φ = 270808686720.

The previous prime is 462815781871. The next prime is 462815781887. The reversal of 462815781879 is 978187518264.

It is an interprime number because it is at equal distance from previous prime (462815781871) and next prime (462815781887).

It is not a de Polignac number, because 462815781879 - 2³ = 462815781871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (462815781871) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 170968644 + ... + 170971350.

It is an arithmetic number, because the mean of its divisors is an integer number (10888434720).

Almost surely, 2^462815781879 is an apocalyptic number.

462815781879 is a deficient number, since it is larger than the sum of its proper divisors (234044040201).

462815781879 is a wasteful number, since it uses less digits than its factorization.

462815781879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300.

The product of its digits is 54190080, while the sum is 66.

The spelling of 462815781879 in words is "four hundred sixty-two billion, eight hundred fifteen million, seven hundred eighty-one thousand, eight hundred seventy-nine".