90733542574 has 8 divisors (see below), whose sum is σ = 136262533680. Its totient is φ = 45312698016.

The previous prime is 90733542569. The next prime is 90733542577. The reversal of 90733542574 is 47524533709.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90733542577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27034539 + ... + 27037894.

It is an arithmetic number, because the mean of its divisors is an integer number (17032816710).

Almost surely, 2^90733542574 is an apocalyptic number.

90733542574 is a deficient number, since it is larger than the sum of its proper divisors (45528991106).

90733542574 is a wasteful number, since it uses less digits than its factorization.

90733542574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54073274.

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 90733542574 in words is "ninety billion, seven hundred thirty-three million, five hundred forty-two thousand, five hundred seventy-four".