90271190546 has 16 divisors (see below), whose sum is σ = 140596738200. Its totient is φ = 43417183488.

The previous prime is 90271190519. The next prime is 90271190551. The reversal of 90271190546 is 64509117209.

It can be written as a sum of positive squares in 4 ways, for example, as 74604913321 + 15666277225 = 273139^2 + 125165^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90271190497 and 90271190506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2877335 + ... + 2908538.

Almost surely, 2^90271190546 is an apocalyptic number.

90271190546 is a deficient number, since it is larger than the sum of its proper divisors (50325547654).

90271190546 is a wasteful number, since it uses less digits than its factorization.

90271190546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5786173.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 90271190546 in words is "ninety billion, two hundred seventy-one million, one hundred ninety thousand, five hundred forty-six".