34400801187 has 6 divisors (see below), whose sum is σ = 49690046172. Its totient is φ = 22933867452.

The previous prime is 34400801143. The next prime is 34400801191. The reversal of 34400801187 is 78110800443.

It is not a de Polignac number, because 34400801187 - 2¹⁰ = 34400800163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34400801137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1911155613 + ... + 1911155630.

It is an arithmetic number, because the mean of its divisors is an integer number (8281674362).

Almost surely, 2^34400801187 is an apocalyptic number.

34400801187 is a deficient number, since it is larger than the sum of its proper divisors (15289244985).

34400801187 is a wasteful number, since it uses less digits than its factorization.

34400801187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822311249 (or 3822311246 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The spelling of 34400801187 in words is "thirty-four billion, four hundred million, eight hundred one thousand, one hundred eighty-seven".