474366776687 has 4 divisors (see below), whose sum is σ = 479696740560. Its totient is φ = 469036812816.

The previous prime is 474366776633. The next prime is 474366776699. The reversal of 474366776687 is 786677663474.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 786677663474 = 2 ⋅393338831737.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474366776687 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 474366776687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474366772687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2664981803 + ... + 2664981980.

It is an arithmetic number, because the mean of its divisors is an integer number (119924185140).

Almost surely, 2^474366776687 is an apocalyptic number.

474366776687 is a deficient number, since it is larger than the sum of its proper divisors (5329963873).

474366776687 is an equidigital number, since it uses as much as digits as its factorization.

474366776687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5329963872.

The product of its digits is 1194891264, while the sum is 71.

The spelling of 474366776687 in words is "four hundred seventy-four billion, three hundred sixty-six million, seven hundred seventy-six thousand, six hundred eighty-seven".