20034091629457 has 4 divisors (see below), whose sum is σ = 20036317896000. Its totient is φ = 20031865362916.

The previous prime is 20034091629449. The next prime is 20034091629467. The reversal of 20034091629457 is 75492619043002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20034091629457 - 2³ = 20034091629449 is a prime.

It is a super-2 number, since 2×20034091629457² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20034091629467) 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, 1113119773 + ... + 1113137770.

It is an arithmetic number, because the mean of its divisors is an integer number (5009079474000).

Almost surely, 2^{20034091629457} is an apocalyptic number.

It is an amenable number.

20034091629457 is a deficient number, since it is larger than the sum of its proper divisors (2226266543).

20034091629457 is an equidigital number, since it uses as much as digits as its factorization.

20034091629457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226266542.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 20034091629457 in words is "twenty trillion, thirty-four billion, ninety-one million, six hundred twenty-nine thousand, four hundred fifty-seven".