29800001547 has 8 divisors (see below), whose sum is σ = 44148150480. Its totient is φ = 19866667680.

The previous prime is 29800001531. The next prime is 29800001551. The reversal of 29800001547 is 74510000892.

It is not a de Polignac number, because 29800001547 - 2⁴ = 29800001531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29800001507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551851854 + ... + 551851907.

It is an arithmetic number, because the mean of its divisors is an integer number (5518518810).

Almost surely, 2^29800001547 is an apocalyptic number.

29800001547 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

29800001547 is a deficient number, since it is larger than the sum of its proper divisors (14348148933).

29800001547 is a wasteful number, since it uses less digits than its factorization.

29800001547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103703770 (or 1103703764 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 29800001547 in words is "twenty-nine billion, eight hundred million, one thousand, five hundred forty-seven".