365474626818 has 128 divisors (see below), whose sum is σ = 898394112000. Its totient is φ = 96855054912.

The previous prime is 365474626799. The next prime is 365474626819. The reversal of 365474626818 is 818626474563.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (365474626819) 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, 5742133 + ... + 5805431.

It is an arithmetic number, because the mean of its divisors is an integer number (7018704000).

Almost surely, 2^365474626818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 365474626818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (449197056000).

365474626818 is an abundant number, since it is smaller than the sum of its proper divisors (532919485182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

365474626818 is a wasteful number, since it uses less digits than its factorization.

365474626818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63516.

The product of its digits is 46448640, while the sum is 60.

The spelling of 365474626818 in words is "three hundred sixty-five billion, four hundred seventy-four million, six hundred twenty-six thousand, eight hundred eighteen".