404004040070 has 32 divisors (see below), whose sum is σ = 786170037600. Its totient is φ = 148958528256.

The previous prime is 404004040067. The next prime is 404004040073. The reversal of 404004040070 is 70040400404.

It is an interprime number because it is at equal distance from previous prime (404004040067) and next prime (404004040073).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404004040073) 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, 28727255 + ... + 28741314.

It is an arithmetic number, because the mean of its divisors is an integer number (24567813675).

Almost surely, 2^404004040070 is an apocalyptic number.

404004040070 is a deficient number, since it is larger than the sum of its proper divisors (382165997530).

404004040070 is a wasteful number, since it uses less digits than its factorization.

404004040070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57468632.

The product of its (nonzero) digits is 1792, while the sum is 23.

Adding to 404004040070 its reverse (70040400404), we get a palindrome (474044440474).

The spelling of 404004040070 in words is "four hundred four billion, four million, forty thousand, seventy".