27107400726465 has 64 divisors (see below), whose sum is σ = 45131788016640. Its totient is φ = 13876608614400.

The previous prime is 27107400726379. The next prime is 27107400726491. The reversal of 27107400726465 is 56462700470172.

It is not a de Polignac number, because 27107400726465 - 2⁷ = 27107400726337 is a prime.

It is a super-2 number, since 2×27107400726465² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 119354515 + ... + 119581415.

It is an arithmetic number, because the mean of its divisors is an integer number (705184187760).

Almost surely, 2^{27107400726465} is an apocalyptic number.

It is an amenable number.

27107400726465 is a deficient number, since it is larger than the sum of its proper divisors (18024387290175).

27107400726465 is a wasteful number, since it uses less digits than its factorization.

27107400726465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228554.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 27107400726465 in words is "twenty-seven trillion, one hundred seven billion, four hundred million, seven hundred twenty-six thousand, four hundred sixty-five".