402353896867 has 32 divisors (see below), whose sum is σ = 445470734016. Its totient is φ = 361060761600.

The previous prime is 402353896859. The next prime is 402353896877. The reversal of 402353896867 is 768698353204.

It is a cyclic number.

It is not a de Polignac number, because 402353896867 - 2³ = 402353896859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402353896877) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126485017 + ... + 126488197.

It is an arithmetic number, because the mean of its divisors is an integer number (13920960438).

Almost surely, 2^402353896867 is an apocalyptic number.

402353896867 is a deficient number, since it is larger than the sum of its proper divisors (43116837149).

402353896867 is a wasteful number, since it uses less digits than its factorization.

402353896867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4231.

The product of its (nonzero) digits is 52254720, while the sum is 61.

The spelling of 402353896867 in words is "four hundred two billion, three hundred fifty-three million, eight hundred ninety-six thousand, eight hundred sixty-seven".