15719842602 has 96 divisors (see below), whose sum is σ = 35901290880. Its totient is φ = 4964319360.

The previous prime is 15719842583. The next prime is 15719842609. The reversal of 15719842602 is 20624891751.

It is a super-2 number, since 2×15719842602² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15719842609) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6801027 + ... + 6803337.

It is an arithmetic number, because the mean of its divisors is an integer number (373971780).

Almost surely, 2^15719842602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15719842602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17950645440).

15719842602 is an abundant number, since it is smaller than the sum of its proper divisors (20181448278).

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

15719842602 is a wasteful number, since it uses less digits than its factorization.

15719842602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588 (or 2585 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 15719842602 in words is "fifteen billion, seven hundred nineteen million, eight hundred forty-two thousand, six hundred two".