153638681051 has 2 divisors, whose sum is σ = 153638681052. Its totient is φ = 153638681050.

The previous prime is 153638681033. The next prime is 153638681057. The reversal of 153638681051 is 150186836351.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153638681051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153638680987 and 153638681005.

It is not a weakly prime, because it can be changed into another prime (153638681057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76819340525 + 76819340526.

It is an arithmetic number, because the mean of its divisors is an integer number (76819340526).

Almost surely, 2^153638681051 is an apocalyptic number.

153638681051 is a deficient number, since it is larger than the sum of its proper divisors (1).

153638681051 is an equidigital number, since it uses as much as digits as its factorization.

153638681051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 153638681051 in words is "one hundred fifty-three billion, six hundred thirty-eight million, six hundred eighty-one thousand, fifty-one".