60736547821 has 4 divisors (see below), whose sum is σ = 60747188544. Its totient is φ = 60725907100.

The previous prime is 60736547783. The next prime is 60736547831. The reversal of 60736547821 is 12874563706.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12874563706 = 2 ⋅6437281853.

It is a cyclic number.

It is not a de Polignac number, because 60736547821 - 2¹¹ = 60736545773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60736547831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5311795 + ... + 5323216.

It is an arithmetic number, because the mean of its divisors is an integer number (15186797136).

Almost surely, 2^60736547821 is an apocalyptic number.

It is an amenable number.

60736547821 is a deficient number, since it is larger than the sum of its proper divisors (10640723).

60736547821 is a wasteful number, since it uses less digits than its factorization.

60736547821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10640722.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 60736547821 in words is "sixty billion, seven hundred thirty-six million, five hundred forty-seven thousand, eight hundred twenty-one".