27801249034 has 24 divisors (see below), whose sum is σ = 46947224772. Its totient is φ = 12273455040.

The previous prime is 27801249029. The next prime is 27801249061. The reversal of 27801249034 is 43094210872.

It can be written as a sum of positive squares in 2 ways, for example, as 20262668409 + 7538580625 = 142347^2 + 86825^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 996907 + ... + 1024414.

Almost surely, 2^27801249034 is an apocalyptic number.

27801249034 is a deficient number, since it is larger than the sum of its proper divisors (19145975738).

27801249034 is a wasteful number, since it uses less digits than its factorization.

27801249034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021382 (or 2021359 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 27801249034 in words is "twenty-seven billion, eight hundred one million, two hundred forty-nine thousand, thirty-four".