602161820979 has 16 divisors (see below), whose sum is σ = 855740689920. Its totient is φ = 375324854400.

The previous prime is 602161820977. The next prime is 602161820987. The reversal of 602161820979 is 979028161206.

It is not a de Polignac number, because 602161820979 - 2¹ = 602161820977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (602161820977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39088639 + ... + 39104040.

It is an arithmetic number, because the mean of its divisors is an integer number (53483793120).

Almost surely, 2^602161820979 is an apocalyptic number.

602161820979 is a deficient number, since it is larger than the sum of its proper divisors (253578868941).

602161820979 is a wasteful number, since it uses less digits than its factorization.

602161820979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78192850.

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 602161820979 in words is "six hundred two billion, one hundred sixty-one million, eight hundred twenty thousand, nine hundred seventy-nine".