72545204159 has 2 divisors, whose sum is σ = 72545204160. Its totient is φ = 72545204158.

The previous prime is 72545204093. The next prime is 72545204189. The reversal of 72545204159 is 95140254527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72545204159 - 2⁸ = 72545203903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72545204189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36272602079 + 36272602080.

It is an arithmetic number, because the mean of its divisors is an integer number (36272602080).

Almost surely, 2^72545204159 is an apocalyptic number.

72545204159 is a deficient number, since it is larger than the sum of its proper divisors (1).

72545204159 is an equidigital number, since it uses as much as digits as its factorization.

72545204159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 72545204159 in words is "seventy-two billion, five hundred forty-five million, two hundred four thousand, one hundred fifty-nine".