402211120142240 has 96 divisors (see below), whose sum is σ = 959645031399936. Its totient is φ = 159289357593600.

The previous prime is 402211120142197. The next prime is 402211120142257. The reversal of 402211120142240 is 42241021112204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1725496739 + ... + 1725729821.

It is an arithmetic number, because the mean of its divisors is an integer number (9996302410416).

Almost surely, 2^{402211120142240} is an apocalyptic number.

402211120142240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402211120142240 is an abundant number, since it is smaller than the sum of its proper divisors (557433911257696).

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

402211120142240 is a wasteful number, since it uses less digits than its factorization.

402211120142240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339982 (or 339974 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 402211120142240 its reverse (42241021112204), we get a palindrome (444452141254444).

The spelling of 402211120142240 in words is "four hundred two trillion, two hundred eleven billion, one hundred twenty million, one hundred forty-two thousand, two hundred forty".