59980070021 has 4 divisors (see below), whose sum is σ = 63508309452. Its totient is φ = 56451830592.

The previous prime is 59980069999. The next prime is 59980070023. The reversal of 59980070021 is 12007008995.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12007008995 = 5 ⋅2401401799.

It can be written as a sum of positive squares in 2 ways, for example, as 38824367521 + 21155702500 = 197039^2 + 145450^2 .

It is a cyclic number.

It is not a de Polignac number, because 59980070021 - 2⁶ = 59980069957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59980070023) 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, 1764119690 + ... + 1764119723.

It is an arithmetic number, because the mean of its divisors is an integer number (15877077363).

Almost surely, 2^59980070021 is an apocalyptic number.

It is an amenable number.

59980070021 is a deficient number, since it is larger than the sum of its proper divisors (3528239431).

59980070021 is a wasteful number, since it uses less digits than its factorization.

59980070021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528239430.

The product of its (nonzero) digits is 45360, while the sum is 41.

The spelling of 59980070021 in words is "fifty-nine billion, nine hundred eighty million, seventy thousand, twenty-one".