60538863731 has 2 divisors, whose sum is σ = 60538863732. Its totient is φ = 60538863730.

The previous prime is 60538863673. The next prime is 60538863733. The reversal of 60538863731 is 13736883506.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60538863731 is a prime.

It is a super-2 number, since 2×60538863731² (a number of 22 digits) contains 22 as substring.

Together with 60538863733, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60538863731.

It is not a weakly prime, because it can be changed into another prime (60538863733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30269431865 + 30269431866.

It is an arithmetic number, because the mean of its divisors is an integer number (30269431866).

Almost surely, 2^60538863731 is an apocalyptic number.

60538863731 is a deficient number, since it is larger than the sum of its proper divisors (1).

60538863731 is an equidigital number, since it uses as much as digits as its factorization.

60538863731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 60538863731 in words is "sixty billion, five hundred thirty-eight million, eight hundred sixty-three thousand, seven hundred thirty-one".