402216045000 has 320 divisors, whose sum is σ = 1566578534400. Its totient is φ = 83577120000.

The previous prime is 402216044987. The next prime is 402216045019. The reversal of 402216045000 is 540612204.

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

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, 980881 + ... + 1329119.

It is an arithmetic number, because the mean of its divisors is an integer number (4895557920).

Almost surely, 2^402216045000 is an apocalyptic number.

402216045000 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 402216045000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (783289267200).

402216045000 is an abundant number, since it is smaller than the sum of its proper divisors (1164362489400).

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

402216045000 is a wasteful number, since it uses less digits than its factorization.

402216045000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348286 (or 348267 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 402216045000 its reverse (540612204), we get a palindrome (402756657204).

The spelling of 402216045000 in words is "four hundred two billion, two hundred sixteen million, forty-five thousand".