20040015552207 has 32 divisors (see below), whose sum is σ = 32642061419520. Its totient is φ = 10686389134080.

The previous prime is 20040015552203. The next prime is 20040015552317. The reversal of 20040015552207 is 70225551004002.

It is not a de Polignac number, because 20040015552207 - 2² = 20040015552203 is a prime.

It is a super-2 number, since 2×20040015552207² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20040015552203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 505964532 + ... + 506004137.

It is an arithmetic number, because the mean of its divisors is an integer number (1020064419360).

Almost surely, 2^{20040015552207} is an apocalyptic number.

20040015552207 is a deficient number, since it is larger than the sum of its proper divisors (12602045867313).

20040015552207 is a wasteful number, since it uses less digits than its factorization.

20040015552207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011968743.

The product of its (nonzero) digits is 28000, while the sum is 33.

Adding to 20040015552207 its reverse (70225551004002), we get a palindrome (90265566556209).

The spelling of 20040015552207 in words is "twenty trillion, forty billion, fifteen million, five hundred fifty-two thousand, two hundred seven".