72160051603 has 2 divisors, whose sum is σ = 72160051604. Its totient is φ = 72160051602.

The previous prime is 72160051577. The next prime is 72160051637. The reversal of 72160051603 is 30615006127.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72160051603 - 2⁹ = 72160051091 is a prime.

It is not a weakly prime, because it can be changed into another prime (72160051643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36080025801 + 36080025802.

It is an arithmetic number, because the mean of its divisors is an integer number (36080025802).

Almost surely, 2^72160051603 is an apocalyptic number.

72160051603 is a deficient number, since it is larger than the sum of its proper divisors (1).

72160051603 is an equidigital number, since it uses as much as digits as its factorization.

72160051603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The spelling of 72160051603 in words is "seventy-two billion, one hundred sixty million, fifty-one thousand, six hundred three".