90142963414668 has 18 divisors (see below), whose sum is σ = 227861379742724. Its totient is φ = 30047654471544.

The previous prime is 90142963414663. The next prime is 90142963414687. The reversal of 90142963414668 is 86641436924109.

It is a happy number.

90142963414668 is a `hidden beast` number, since 9 + 0 + 1 + 42 + 96 + 3 + 41 + 466 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (90142963414663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1251985602946 + ... + 1251985603017.

Almost surely, 2^{90142963414668} is an apocalyptic number.

It is an amenable number.

90142963414668 is an abundant number, since it is smaller than the sum of its proper divisors (137718416328056).

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

90142963414668 is a wasteful number, since it uses less digits than its factorization.

90142963414668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503971205973 (or 2503971205968 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 63.

The spelling of 90142963414668 in words is "ninety trillion, one hundred forty-two billion, nine hundred sixty-three million, four hundred fourteen thousand, six hundred sixty-eight".