60899780340 has 720 divisors, whose sum is σ = 237403438272. Its totient is φ = 13058454528.

The previous prime is 60899780321. The next prime is 60899780341. The reversal of 60899780340 is 4308799806.

60899780340 is a `hidden beast` number, since 60 + 89 + 97 + 80 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60899780341) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 198370467 + ... + 198370773.

Almost surely, 2^60899780340 is an apocalyptic number.

60899780340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60899780340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118701719136).

60899780340 is an abundant number, since it is smaller than the sum of its proper divisors (176503657932).

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

60899780340 is a wasteful number, since it uses less digits than its factorization.

60899780340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 60899780340 in words is "sixty billion, eight hundred ninety-nine million, seven hundred eighty thousand, three hundred forty".