27137872430 has 16 divisors (see below), whose sum is σ = 48995753904. Its totient is φ = 10822352640.

The previous prime is 27137872393. The next prime is 27137872439. The reversal of 27137872430 is 3427873172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27137872439) 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, 4096067 + ... + 4102686.

It is an arithmetic number, because the mean of its divisors is an integer number (3062234619).

Almost surely, 2^27137872430 is an apocalyptic number.

27137872430 is a deficient number, since it is larger than the sum of its proper divisors (21857881474).

27137872430 is a wasteful number, since it uses less digits than its factorization.

27137872430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8199091.

The product of its (nonzero) digits is 395136, while the sum is 44.

The spelling of 27137872430 in words is "twenty-seven billion, one hundred thirty-seven million, eight hundred seventy-two thousand, four hundred thirty".