90201001194 has 16 divisors (see below), whose sum is σ = 200446669440. Its totient is φ = 30067000380.

The previous prime is 90201001193. The next prime is 90201001207. The reversal of 90201001194 is 49110010209.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (90201001193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835194402 + ... + 835194509.

It is an arithmetic number, because the mean of its divisors is an integer number (12527916840).

Almost surely, 2^90201001194 is an apocalyptic number.

90201001194 is an abundant number, since it is smaller than the sum of its proper divisors (110245668246).

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

90201001194 is a wasteful number, since it uses less digits than its factorization.

90201001194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670388922 (or 1670388916 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 90201001194 in words is "ninety billion, two hundred one million, one thousand, one hundred ninety-four".