27151051401 has 12 divisors (see below), whose sum is σ = 39271264240. Its totient is φ = 18076203000.

The previous prime is 27151051399. The next prime is 27151051451. The reversal of 27151051401 is 10415015172.

27151051401 is a `hidden beast` number, since 2 + 7 + 1 + 510 + 5 + 140 + 1 = 666.

It is not a de Polignac number, because 27151051401 - 2¹ = 27151051399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27151051451) 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, 2034475 + ... + 2047776.

Almost surely, 2^27151051401 is an apocalyptic number.

It is an amenable number.

27151051401 is a deficient number, since it is larger than the sum of its proper divisors (12120212839).

27151051401 is a wasteful number, since it uses less digits than its factorization.

27151051401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082996 (or 4082993 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 27.

Adding to 27151051401 its reverse (10415015172), we get a palindrome (37566066573).

The spelling of 27151051401 in words is "twenty-seven billion, one hundred fifty-one million, fifty-one thousand, four hundred one".