60619491607 has 2 divisors, whose sum is σ = 60619491608. Its totient is φ = 60619491606.

The previous prime is 60619491571. The next prime is 60619491619. The reversal of 60619491607 is 70619491606.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60619491607 is a prime.

It is a super-2 number, since 2×60619491607² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60619492607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30309745803 + 30309745804.

It is an arithmetic number, because the mean of its divisors is an integer number (30309745804).

Almost surely, 2^60619491607 is an apocalyptic number.

60619491607 is a deficient number, since it is larger than the sum of its proper divisors (1).

60619491607 is an equidigital number, since it uses as much as digits as its factorization.

60619491607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

Subtracting 60619491607 from its reverse (70619491606), we obtain a palindrome (9999999999).

The spelling of 60619491607 in words is "sixty billion, six hundred nineteen million, four hundred ninety-one thousand, six hundred seven".