29197371489 has 32 divisors (see below), whose sum is σ = 46362309504. Its totient is φ = 16110420480.

The previous prime is 29197371461. The next prime is 29197371503. The reversal of 29197371489 is 98417379192.

It is not a de Polignac number, because 29197371489 - 2¹³ = 29197363297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29197371449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 434842 + ... + 497475.

It is an arithmetic number, because the mean of its divisors is an integer number (1448822172).

Almost surely, 2^29197371489 is an apocalyptic number.

It is an amenable number.

29197371489 is a deficient number, since it is larger than the sum of its proper divisors (17164938015).

29197371489 is a wasteful number, since it uses less digits than its factorization.

29197371489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932417.

The product of its digits is 6858432, while the sum is 60.

The spelling of 29197371489 in words is "twenty-nine billion, one hundred ninety-seven million, three hundred seventy-one thousand, four hundred eighty-nine".