90118734237948 has 48 divisors (see below), whose sum is σ = 226455056823296. Its totient is φ = 27728491976640.

The previous prime is 90118734237907. The next prime is 90118734237989. The reversal of 90118734237948 is 84973243781109.

It is an interprime number because it is at equal distance from previous prime (90118734237907) and next prime (90118734237989).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8922333 + ... + 16119723.

Almost surely, 2^{90118734237948} is an apocalyptic number.

It is an amenable number.

90118734237948 is an abundant number, since it is smaller than the sum of its proper divisors (136336322585348).

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

90118734237948 is a wasteful number, since it uses less digits than its factorization.

90118734237948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7277674 (or 7277672 counting only the distinct ones).

The product of its (nonzero) digits is 73156608, while the sum is 66.

The spelling of 90118734237948 in words is "ninety trillion, one hundred eighteen billion, seven hundred thirty-four million, two hundred thirty-seven thousand, nine hundred forty-eight".