90527980488228 has 144 divisors (see below), whose sum is σ = 244543225967040. Its totient is φ = 28153096646400.

The previous prime is 90527980488137. The next prime is 90527980488251. The reversal of 90527980488228 is 82288408972509.

90527980488228 is a `hidden beast` number, since 9 + 0 + 52 + 7 + 98 + 0 + 488 + 2 + 2 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161998018 + ... + 162555878.

Almost surely, 2^{90527980488228} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90527980488228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122271612983520).

90527980488228 is an abundant number, since it is smaller than the sum of its proper divisors (154015245478812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90527980488228 is a wasteful number, since it uses less digits than its factorization.

90527980488228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561498 (or 561493 counting only the distinct ones).

The product of its (nonzero) digits is 371589120, while the sum is 72.

The spelling of 90527980488228 in words is "ninety trillion, five hundred twenty-seven billion, nine hundred eighty million, four hundred eighty-eight thousand, two hundred twenty-eight".