90734055771 has 8 divisors (see below), whose sum is σ = 121586675200. Its totient is φ = 60185403432.

The previous prime is 90734055767. The next prime is 90734055773. The reversal of 90734055771 is 17755043709.

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

It is not a de Polignac number, because 90734055771 - 2² = 90734055767 is a prime.

It is a super-3 number, since 3×90734055771³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 90734055771.

It is not an unprimeable number, because it can be changed into a prime (90734055773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75991075 + ... + 75992268.

It is an arithmetic number, because the mean of its divisors is an integer number (15198334400).

Almost surely, 2^90734055771 is an apocalyptic number.

90734055771 is a deficient number, since it is larger than the sum of its proper divisors (30852619429).

90734055771 is a wasteful number, since it uses less digits than its factorization.

90734055771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151983545.

The product of its (nonzero) digits is 926100, while the sum is 48.

The spelling of 90734055771 in words is "ninety billion, seven hundred thirty-four million, fifty-five thousand, seven hundred seventy-one".