29277027117 has 12 divisors (see below), whose sum is σ = 45542042364. Its totient is φ = 18016632000.

The previous prime is 29277027107. The next prime is 29277027119. The reversal of 29277027117 is 71172077292.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1135622601 + 28141404516 = 33699^2 + 167754^2 .

It is not a de Polignac number, because 29277027117 - 2¹⁴ = 29277010733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29277027119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125115384 + ... + 125115617.

It is an arithmetic number, because the mean of its divisors is an integer number (3795170197).

Almost surely, 2^29277027117 is an apocalyptic number.

It is an amenable number.

29277027117 is a deficient number, since it is larger than the sum of its proper divisors (16265015247).

29277027117 is a wasteful number, since it uses less digits than its factorization.

29277027117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250231020 (or 250231017 counting only the distinct ones).

The product of its (nonzero) digits is 172872, while the sum is 45.

The spelling of 29277027117 in words is "twenty-nine billion, two hundred seventy-seven million, twenty-seven thousand, one hundred seventeen".