60121642351 has 4 divisors (see below), whose sum is σ = 60174895600. Its totient is φ = 60068389104.

The previous prime is 60121642331. The next prime is 60121642379. The reversal of 60121642351 is 15324612106.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60121642351 - 2¹³ = 60121634159 is a prime.

It is a super-2 number, since 2×60121642351² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60121642331) 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, 26624931 + ... + 26627188.

It is an arithmetic number, because the mean of its divisors is an integer number (15043723900).

Almost surely, 2^60121642351 is an apocalyptic number.

60121642351 is a deficient number, since it is larger than the sum of its proper divisors (53253249).

60121642351 is a wasteful number, since it uses less digits than its factorization.

60121642351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53253248.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 60121642351 in words is "sixty billion, one hundred twenty-one million, six hundred forty-two thousand, three hundred fifty-one".