402140342220000 has 480 divisors, whose sum is σ = 1339137869110272. Its totient is φ = 105609326592000.

The previous prime is 402140342219981. The next prime is 402140342220013. The reversal of 402140342220000 is 22243041204.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 18785449297 + ... + 18785470703.

Almost surely, 2^{402140342220000} is an apocalyptic number.

402140342220000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402140342220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669568934555136).

402140342220000 is an abundant number, since it is smaller than the sum of its proper divisors (936997526890272).

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

402140342220000 is a wasteful number, since it uses less digits than its factorization.

402140342220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26180 (or 26157 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 402140342220000 its reverse (22243041204), we get a palindrome (402162585261204).

The spelling of 402140342220000 in words is "four hundred two trillion, one hundred forty billion, three hundred forty-two million, two hundred twenty thousand".