90739966245 has 8 divisors (see below), whose sum is σ = 145183946016. Its totient is φ = 48394648656.

The previous prime is 90739966231. The next prime is 90739966283. The reversal of 90739966245 is 54266993709.

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

It is not a de Polignac number, because 90739966245 - 2⁹ = 90739965733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3024665527 + ... + 3024665556.

It is an arithmetic number, because the mean of its divisors is an integer number (18147993252).

Almost surely, 2^90739966245 is an apocalyptic number.

It is an amenable number.

90739966245 is a deficient number, since it is larger than the sum of its proper divisors (54443979771).

90739966245 is a wasteful number, since it uses less digits than its factorization.

90739966245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6049331091.

The product of its (nonzero) digits is 22044960, while the sum is 60.

The spelling of 90739966245 in words is "ninety billion, seven hundred thirty-nine million, nine hundred sixty-six thousand, two hundred forty-five".