90857511035 has 16 divisors (see below), whose sum is σ = 115181738400. Its totient is φ = 68611815936.

The previous prime is 90857511011. The next prime is 90857511049. The reversal of 90857511035 is 53011575809.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 90857511035 - 2¹² = 90857506939 is a prime.

It is a super-2 number, since 2×90857511035² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1700030 + ... + 1752659.

It is an arithmetic number, because the mean of its divisors is an integer number (7198858650).

Almost surely, 2^90857511035 is an apocalyptic number.

90857511035 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

90857511035 is a deficient number, since it is larger than the sum of its proper divisors (24324227365).

90857511035 is a wasteful number, since it uses less digits than its factorization.

90857511035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452990.

The product of its (nonzero) digits is 189000, while the sum is 44.

The spelling of 90857511035 in words is "ninety billion, eight hundred fifty-seven million, five hundred eleven thousand, thirty-five".