402421100027 has 16 divisors (see below), whose sum is σ = 408844592640. Its totient is φ = 396051516000.

The previous prime is 402421099963. The next prime is 402421100047. The reversal of 402421100027 is 720001124204.

It is a cyclic number.

It is not a de Polignac number, because 402421100027 - 2⁶ = 402421099963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402421099975 and 402421100011.

It is not an unprimeable number, because it can be changed into a prime (402421100047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13575452 + ... + 13605062.

It is an arithmetic number, because the mean of its divisors is an integer number (25552787040).

Almost surely, 2^402421100027 is an apocalyptic number.

402421100027 is a deficient number, since it is larger than the sum of its proper divisors (6423492613).

402421100027 is a wasteful number, since it uses less digits than its factorization.

402421100027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30514.

The product of its (nonzero) digits is 896, while the sum is 23.

The spelling of 402421100027 in words is "four hundred two billion, four hundred twenty-one million, one hundred thousand, twenty-seven".