90943548009518 has 4 divisors (see below), whose sum is σ = 136415322014280. Its totient is φ = 45471774004758.

The previous prime is 90943548009407. The next prime is 90943548009529. The reversal of 90943548009518 is 81590084534909.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22735887002378 + ... + 22735887002381.

It is an arithmetic number, because the mean of its divisors is an integer number (34103830503570).

Almost surely, 2^{90943548009518} is an apocalyptic number.

90943548009518 is a deficient number, since it is larger than the sum of its proper divisors (45471774004762).

90943548009518 is a wasteful number, since it uses less digits than its factorization.

90943548009518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45471774004761.

The product of its (nonzero) digits is 55987200, while the sum is 65.

The spelling of 90943548009518 in words is "ninety trillion, nine hundred forty-three billion, five hundred forty-eight million, nine thousand, five hundred eighteen".