10040432012155 has 4 divisors (see below), whose sum is σ = 12048518414592. Its totient is φ = 8032345609720.

The previous prime is 10040432012099. The next prime is 10040432012159. The reversal of 10040432012155 is 55121023404001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10040432012155 - 2⁷ = 10040432012027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10040432012159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004043201211 + ... + 1004043201220.

It is an arithmetic number, because the mean of its divisors is an integer number (3012129603648).

Almost surely, 2^{10040432012155} is an apocalyptic number.

10040432012155 is a deficient number, since it is larger than the sum of its proper divisors (2008086402437).

10040432012155 is an equidigital number, since it uses as much as digits as its factorization.

10040432012155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008086402436.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 10040432012155 its reverse (55121023404001), we get a palindrome (65161455416156).

The spelling of 10040432012155 in words is "ten trillion, forty billion, four hundred thirty-two million, twelve thousand, one hundred fifty-five".