60909658398 has 48 divisors (see below), whose sum is σ = 137006061840. Its totient is φ = 20058479856.

The previous prime is 60909658387. The next prime is 60909658399. The reversal of 60909658398 is 89385690906.

It is a super-2 number, since 2×60909658398² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60909658399) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290140 + ... + 453872.

It is an arithmetic number, because the mean of its divisors is an integer number (2854292955).

Almost surely, 2^60909658398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60909658398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68503030920).

60909658398 is an abundant number, since it is smaller than the sum of its proper divisors (76096403442).

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

60909658398 is a wasteful number, since it uses less digits than its factorization.

60909658398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163910 (or 163821 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 63.

The spelling of 60909658398 in words is "sixty billion, nine hundred nine million, six hundred fifty-eight thousand, three hundred ninety-eight".