59897274066 has 128 divisors (see below), whose sum is σ = 155831132160. Its totient is φ = 16696907136.

The previous prime is 59897274053. The next prime is 59897274067. The reversal of 59897274066 is 66047279895.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 59897273994 and 59897274012.

It is not an unprimeable number, because it can be changed into a prime (59897274067) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21567670 + ... + 21570446.

It is an arithmetic number, because the mean of its divisors is an integer number (1217430720).

Almost surely, 2^59897274066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 59897274066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77915566080).

59897274066 is an abundant number, since it is smaller than the sum of its proper divisors (95933858094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

59897274066 is a wasteful number, since it uses less digits than its factorization.

59897274066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165 (or 4159 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 59897274066 in words is "fifty-nine billion, eight hundred ninety-seven million, two hundred seventy-four thousand, sixty-six".