402240024210 has 64 divisors (see below), whose sum is σ = 1016289141120. Its totient is φ = 101608151040.

The previous prime is 402240024209. The next prime is 402240024233. The reversal of 402240024210 is 12420042204.

It is a super-2 number, since 2×402240024210² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6627964 + ... + 6688376.

It is an arithmetic number, because the mean of its divisors is an integer number (15879517830).

Almost surely, 2^402240024210 is an apocalyptic number.

402240024210 is an abundant number, since it is smaller than the sum of its proper divisors (614049116910).

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

402240024210 is a wasteful number, since it uses less digits than its factorization.

402240024210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72123.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 402240024210 its reverse (12420042204), we get a palindrome (414660066414).

The spelling of 402240024210 in words is "four hundred two billion, two hundred forty million, twenty-four thousand, two hundred ten".