60866821031 has 8 divisors (see below), whose sum is σ = 61834236480. Its totient is φ = 59904329472.

The previous prime is 60866821027. The next prime is 60866821033. The reversal of 60866821031 is 13012866806.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 60866821031 - 2² = 60866821027 is a prime.

It is a super-2 number, since 2×60866821031² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60866821031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60866821033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1206050 + ... + 1255503.

It is an arithmetic number, because the mean of its divisors is an integer number (7729279560).

Almost surely, 2^60866821031 is an apocalyptic number.

60866821031 is a deficient number, since it is larger than the sum of its proper divisors (967415449).

60866821031 is a wasteful number, since it uses less digits than its factorization.

60866821031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461945.

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 60866821031 in words is "sixty billion, eight hundred sixty-six million, eight hundred twenty-one thousand, thirty-one".