402150610100 has 72 divisors (see below), whose sum is σ = 885202718400. Its totient is φ = 158550739200.

The previous prime is 402150610079. The next prime is 402150610177. The reversal of 402150610100 is 1016051204.

It is a super-2 number, since 2×402150610100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40173896 + ... + 40183904.

It is an arithmetic number, because the mean of its divisors is an integer number (12294482200).

Almost surely, 2^402150610100 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 402150610100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442601359200).

402150610100 is an abundant number, since it is smaller than the sum of its proper divisors (483052108300).

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

402150610100 is a wasteful number, since it uses less digits than its factorization.

402150610100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15753 (or 15746 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 402150610100 its reverse (1016051204), we get a palindrome (403166661304).

The spelling of 402150610100 in words is "four hundred two billion, one hundred fifty million, six hundred ten thousand, one hundred".