90748294407 has 16 divisors (see below), whose sum is σ = 135698388480. Its totient is φ = 59933451096.

The previous prime is 90748294381. The next prime is 90748294409. The reversal of 90748294407 is 70449284709.

It is a happy number.

90748294407 is a `hidden beast` number, since 9 + 0 + 74 + 82 + 94 + 407 = 666.

It is not a de Polignac number, because 90748294407 - 2²² = 90744100103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90748294409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15702943 + ... + 15708720.

It is an arithmetic number, because the mean of its divisors is an integer number (8481149280).

Almost surely, 2^90748294407 is an apocalyptic number.

90748294407 is a deficient number, since it is larger than the sum of its proper divisors (44950094073).

90748294407 is a wasteful number, since it uses less digits than its factorization.

90748294407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31411779 (or 31411773 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 90748294407 in words is "ninety billion, seven hundred forty-eight million, two hundred ninety-four thousand, four hundred seven".