2136732713623 has 2 divisors, whose sum is σ = 2136732713624. Its totient is φ = 2136732713622.

The previous prime is 2136732713611. The next prime is 2136732713669. The reversal of 2136732713623 is 3263172376312.

It is an a-pointer prime, because the next prime (2136732713669) can be obtained adding 2136732713623 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2136732713623 is a prime.

It is a super-2 number, since 2×2136732713623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2136732723623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068366356811 + 1068366356812.

It is an arithmetic number, because the mean of its divisors is an integer number (1068366356812).

Almost surely, 2^{2136732713623} is an apocalyptic number.

2136732713623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136732713623 is an equidigital number, since it uses as much as digits as its factorization.

2136732713623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 46.

The spelling of 2136732713623 in words is "two trillion, one hundred thirty-six billion, seven hundred thirty-two million, seven hundred thirteen thousand, six hundred twenty-three".