20004356634151 has 16 divisors (see below), whose sum is σ = 20625557254848. Its totient is φ = 19394540121600.

The previous prime is 20004356634137. The next prime is 20004356634167. The reversal of 20004356634151 is 15143665340002.

It is a cyclic number.

It is not a de Polignac number, because 20004356634151 - 2⁷ = 20004356634023 is a prime.

It is a super-2 number, since 2×20004356634151² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20004356634851) 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, 6769291 + ... + 9264556.

It is an arithmetic number, because the mean of its divisors is an integer number (1289097328428).

Almost surely, 2^{20004356634151} is an apocalyptic number.

20004356634151 is a deficient number, since it is larger than the sum of its proper divisors (621200620697).

20004356634151 is a wasteful number, since it uses less digits than its factorization.

20004356634151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16034202.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 20004356634151 in words is "twenty trillion, four billion, three hundred fifty-six million, six hundred thirty-four thousand, one hundred fifty-one".