90413918552 has 8 divisors (see below), whose sum is σ = 169526097300. Its totient is φ = 45206959272.

The previous prime is 90413918437. The next prime is 90413918587. The reversal of 90413918552 is 25581931409.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 90413918497 and 90413918506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5650869902 + ... + 5650869917.

Almost surely, 2^90413918552 is an apocalyptic number.

It is an amenable number.

90413918552 is a deficient number, since it is larger than the sum of its proper divisors (79112178748).

90413918552 is a wasteful number, since it uses less digits than its factorization.

90413918552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11301739825 (or 11301739821 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 90413918552 in words is "ninety billion, four hundred thirteen million, nine hundred eighteen thousand, five hundred fifty-two".