90062344218 has 128 divisors (see below), whose sum is σ = 239030009856. Its totient is φ = 21901132800.

The previous prime is 90062344147. The next prime is 90062344219. The reversal of 90062344218 is 81244326009.

It is a super-2 number, since 2×90062344218² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90062344219) 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, 1470096 + ... + 1530132.

It is an arithmetic number, because the mean of its divisors is an integer number (1867421952).

Almost surely, 2^90062344218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90062344218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119515004928).

90062344218 is an abundant number, since it is smaller than the sum of its proper divisors (148967665638).

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

90062344218 is a wasteful number, since it uses less digits than its factorization.

90062344218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60268.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 90062344218 in words is "ninety billion, sixty-two million, three hundred forty-four thousand, two hundred eighteen".