402363562860 has 192 divisors, whose sum is σ = 1432748298240. Its totient is φ = 91832382720.

The previous prime is 402363562847. The next prime is 402363562879. The reversal of 402363562860 is 68265363204.

It is a happy number.

402363562860 is a `hidden beast` number, since 4 + 0 + 2 + 3 + 6 + 3 + 562 + 86 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2480445 + ... + 2637675.

It is an arithmetic number, because the mean of its divisors is an integer number (7462230720).

Almost surely, 2^402363562860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402363562860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716374149120).

402363562860 is an abundant number, since it is smaller than the sum of its proper divisors (1030384735380).

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

402363562860 is a wasteful number, since it uses less digits than its factorization.

402363562860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157933 (or 157925 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 402363562860 in words is "four hundred two billion, three hundred sixty-three million, five hundred sixty-two thousand, eight hundred sixty".