90299346622 has 8 divisors (see below), whose sum is σ = 135818091936. Its totient is φ = 45026649312.

The previous prime is 90299346563. The next prime is 90299346647. The reversal of 90299346622 is 22664399209.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 90299346622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61511083 + ... + 61512550.

It is an arithmetic number, because the mean of its divisors is an integer number (16977261492).

Almost surely, 2^90299346622 is an apocalyptic number.

90299346622 is a deficient number, since it is larger than the sum of its proper divisors (45518745314).

90299346622 is a wasteful number, since it uses less digits than its factorization.

90299346622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123024002.

The product of its (nonzero) digits is 2519424, while the sum is 52.

It can be divided in two parts, 90299 and 346622, that added together give a square (436921 = 661²).

The spelling of 90299346622 in words is "ninety billion, two hundred ninety-nine million, three hundred forty-six thousand, six hundred twenty-two".