60257553078813 has 4 divisors (see below), whose sum is σ = 80343404105088. Its totient is φ = 40171702052540.

The previous prime is 60257553078809. The next prime is 60257553078859. The reversal of 60257553078813 is 31887035575206.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60257553078813 - 2² = 60257553078809 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60257553078883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10042925513133 + ... + 10042925513138.

It is an arithmetic number, because the mean of its divisors is an integer number (20085851026272).

Almost surely, 2^{60257553078813} is an apocalyptic number.

It is an amenable number.

60257553078813 is a deficient number, since it is larger than the sum of its proper divisors (20085851026275).

60257553078813 is a wasteful number, since it uses less digits than its factorization.

60257553078813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20085851026274.

The product of its (nonzero) digits is 42336000, while the sum is 60.

The spelling of 60257553078813 in words is "sixty trillion, two hundred fifty-seven billion, five hundred fifty-three million, seventy-eight thousand, eight hundred thirteen".