27277101145 has 16 divisors (see below), whose sum is σ = 37632607488. Its totient is φ = 18592292160.

The previous prime is 27277101139. The next prime is 27277101151. The reversal of 27277101145 is 54110177272.

It is an interprime number because it is at equal distance from previous prime (27277101139) and next prime (27277101151).

It is a de Polignac number, because none of the positive numbers 2^k-27277101145 is a prime.

It is a super-2 number, since 2×27277101145² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2327526 + ... + 2339215.

It is an arithmetic number, because the mean of its divisors is an integer number (2352037968).

Almost surely, 2^27277101145 is an apocalyptic number.

It is an amenable number.

27277101145 is a deficient number, since it is larger than the sum of its proper divisors (10355506343).

27277101145 is a wasteful number, since it uses less digits than its factorization.

27277101145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666920.

The product of its (nonzero) digits is 27440, while the sum is 37.

The spelling of 27277101145 in words is "twenty-seven billion, two hundred seventy-seven million, one hundred one thousand, one hundred forty-five".