19829128602 has 32 divisors (see below), whose sum is σ = 40319919360. Its totient is φ = 6499494720.

The previous prime is 19829128601. The next prime is 19829128609. The reversal of 19829128602 is 20682192891.

It is a super-2 number, since 2×19829128602² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19829128601) 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, 1946799 + ... + 1956957.

It is an arithmetic number, because the mean of its divisors is an integer number (1259997480).

Almost surely, 2^19829128602 is an apocalyptic number.

19829128602 is an abundant number, since it is smaller than the sum of its proper divisors (20490790758).

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

19829128602 is a wasteful number, since it uses less digits than its factorization.

19829128602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15558.

The product of its (nonzero) digits is 248832, while the sum is 48.

The spelling of 19829128602 in words is "nineteen billion, eight hundred twenty-nine million, one hundred twenty-eight thousand, six hundred two".