402664466204 has 96 divisors (see below), whose sum is σ = 946606542336. Its totient is φ = 144740033280.

The previous prime is 402664466201. The next prime is 402664466209.

402664466204 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402664466201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8091302 + ... + 8140914.

It is an arithmetic number, because the mean of its divisors is an integer number (9860484816).

Almost surely, 2^402664466204 is an apocalyptic number.

402664466204 is a gapful number since it is divisible by the number (44) 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 402664466204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (473303271168).

402664466204 is an abundant number, since it is smaller than the sum of its proper divisors (543942076132).

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

402664466204 is a wasteful number, since it uses less digits than its factorization.

402664466204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51675 (or 51673 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

It can be divided in two parts, 402664 and 466204, that added together give a palindrome (868868).

The spelling of 402664466204 in words is "four hundred two billion, six hundred sixty-four million, four hundred sixty-six thousand, two hundred four".