90736729701331 has 8 divisors (see below), whose sum is σ = 103699182472704. Its totient is φ = 77774292633480.

The previous prime is 90736729701323. The next prime is 90736729701391. The reversal of 90736729701331 is 13310792763709.

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

It is a cyclic number.

It is not a de Polignac number, because 90736729701331 - 2³ = 90736729701323 is a prime.

It is a super-2 number, since 2×90736729701331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90736729701301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13778556 + ... + 19269718.

It is an arithmetic number, because the mean of its divisors is an integer number (12962397809088).

Almost surely, 2^{90736729701331} is an apocalyptic number.

90736729701331 is a deficient number, since it is larger than the sum of its proper divisors (12962452771373).

90736729701331 is a wasteful number, since it uses less digits than its factorization.

90736729701331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7851761.

The product of its (nonzero) digits is 9001692, while the sum is 58.

The spelling of 90736729701331 in words is "ninety trillion, seven hundred thirty-six billion, seven hundred twenty-nine million, seven hundred one thousand, three hundred thirty-one".