402026620204 has 48 divisors (see below), whose sum is σ = 784131092640. Its totient is φ = 178823208960.

The previous prime is 402026620199. The next prime is 402026620207.

402026620204 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×402026620204² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402026620207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149337 + ... + 909040.

It is an arithmetic number, because the mean of its divisors is an integer number (16336064430).

Almost surely, 2^402026620204 is an apocalyptic number.

402026620204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402026620204 is a deficient number, since it is larger than the sum of its proper divisors (382104472436).

402026620204 is a wasteful number, since it uses less digits than its factorization.

402026620204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058578 (or 1058576 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The spelling of 402026620204 in words is "four hundred two billion, twenty-six million, six hundred twenty thousand, two hundred four".