90012516741 has 24 divisors (see below), whose sum is σ = 148600023104. Its totient is φ = 51432978240.

The previous prime is 90012516673. The next prime is 90012516859. The reversal of 90012516741 is 14761521009.

90012516741 is a `hidden beast` number, since 90 + 0 + 12 + 516 + 7 + 41 = 666.

It is not a de Polignac number, because 90012516741 - 2²³ = 90004128133 is a prime.

It is a super-2 number, since 2×90012516741² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90012516696 and 90012516705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90012516241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2063145 + ... + 2106321.

Almost surely, 2^90012516741 is an apocalyptic number.

It is an amenable number.

90012516741 is a deficient number, since it is larger than the sum of its proper divisors (58587506363).

90012516741 is a wasteful number, since it uses less digits than its factorization.

90012516741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76281 (or 76278 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 90012516741 in words is "ninety billion, twelve million, five hundred sixteen thousand, seven hundred forty-one".