90548525761 has 8 divisors (see below), whose sum is σ = 93611655104. Its totient is φ = 87517810800.

The previous prime is 90548525723. The next prime is 90548525783. The reversal of 90548525761 is 16752584509.

It is a happy number.

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 90548525761 - 2⁷ = 90548525633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90548525699 and 90548525708.

It is not an unprimeable number, because it can be changed into a prime (90548525861) 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, 8097915 + ... + 8109088.

It is an arithmetic number, because the mean of its divisors is an integer number (11701456888).

Almost surely, 2^90548525761 is an apocalyptic number.

It is an amenable number.

90548525761 is a deficient number, since it is larger than the sum of its proper divisors (3063129343).

90548525761 is a wasteful number, since it uses less digits than its factorization.

90548525761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16207191.

The product of its (nonzero) digits is 3024000, while the sum is 52.

The spelling of 90548525761 in words is "ninety billion, five hundred forty-eight million, five hundred twenty-five thousand, seven hundred sixty-one".