406156651604 has 96 divisors (see below), whose sum is σ = 804781740672. Its totient is φ = 177783552000.

The previous prime is 406156651583. The next prime is 406156651609.

406156651604 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 (406156651609) 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, 26835119 + ... + 26850249.

It is an arithmetic number, because the mean of its divisors is an integer number (8383143132).

Almost surely, 2^406156651604 is an apocalyptic number.

406156651604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

406156651604 is a deficient number, since it is larger than the sum of its proper divisors (398625089068).

406156651604 is a wasteful number, since it uses less digits than its factorization.

406156651604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15417 (or 15415 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

It can be divided in two parts, 4061 and 56651604, that added together give a palindrome (56655665).

The spelling of 406156651604 in words is "four hundred six billion, one hundred fifty-six million, six hundred fifty-one thousand, six hundred four".