90504866239466 has 16 divisors (see below), whose sum is σ = 155155558669056. Its totient is φ = 38786709966576.

The previous prime is 90504866239393. The next prime is 90504866239517. The reversal of 90504866239466 is 66493266840509.

It is a happy number.

It is a super-2 number, since 2×90504866239466² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90504866239396 and 90504866239405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90304706 + ... + 91301421.

It is an arithmetic number, because the mean of its divisors is an integer number (9697222416816).

Almost surely, 2^{90504866239466} is an apocalyptic number.

90504866239466 is a deficient number, since it is larger than the sum of its proper divisors (64650692429590).

90504866239466 is a wasteful number, since it uses less digits than its factorization.

90504866239466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181641733.

The product of its (nonzero) digits is 403107840, while the sum is 68.

The spelling of 90504866239466 in words is "ninety trillion, five hundred four billion, eight hundred sixty-six million, two hundred thirty-nine thousand, four hundred sixty-six".