29998399928562 has 160 divisors (see below), whose sum is σ = 72965553312960. Its totient is φ = 9156845543040.

The previous prime is 29998399928557. The next prime is 29998399928573. The reversal of 29998399928562 is 26582999389992.

29998399928562 is a `hidden beast` number, since 2 + 9 + 9 + 9 + 8 + 39 + 9 + 9 + 2 + 8 + 562 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 941582989 + ... + 941614847.

It is an arithmetic number, because the mean of its divisors is an integer number (456034708206).

Almost surely, 2^{29998399928562} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29998399928562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36482776656480).

29998399928562 is an abundant number, since it is smaller than the sum of its proper divisors (42967153384398).

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

29998399928562 is a wasteful number, since it uses less digits than its factorization.

29998399928562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35430 (or 35421 counting only the distinct ones).

The product of its digits is 24488801280, while the sum is 90.

The spelling of 29998399928562 in words is "twenty-nine trillion, nine hundred ninety-eight billion, three hundred ninety-nine million, nine hundred twenty-eight thousand, five hundred sixty-two".