90356780931711 has 8 divisors (see below), whose sum is σ = 137686523324544. Its totient is φ = 51632446246680.

The previous prime is 90356780931707. The next prime is 90356780931727. The reversal of 90356780931711 is 11713908765309.

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

It is not a de Polignac number, because 90356780931711 - 2² = 90356780931707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90356780931701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2151351926925 + ... + 2151351926966.

It is an arithmetic number, because the mean of its divisors is an integer number (17210815415568).

Almost surely, 2^{90356780931711} is an apocalyptic number.

90356780931711 is a deficient number, since it is larger than the sum of its proper divisors (47329742392833).

90356780931711 is a wasteful number, since it uses less digits than its factorization.

90356780931711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302703853901.

The product of its (nonzero) digits is 8573040, while the sum is 60.

The spelling of 90356780931711 in words is "ninety trillion, three hundred fifty-six billion, seven hundred eighty million, nine hundred thirty-one thousand, seven hundred eleven".