27069457494 has 16 divisors (see below), whose sum is σ = 54150221232. Its totient is φ = 9021268128.

The previous prime is 27069457489. The next prime is 27069457537. The reversal of 27069457494 is 49475496072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439809 + ... + 497564.

It is an arithmetic number, because the mean of its divisors is an integer number (3384388827).

Almost surely, 2^27069457494 is an apocalyptic number.

27069457494 is an abundant number, since it is smaller than the sum of its proper divisors (27080763738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27069457494 is a wasteful number, since it uses less digits than its factorization.

27069457494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942191.

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 27069457494 in words is "twenty-seven billion, sixty-nine million, four hundred fifty-seven thousand, four hundred ninety-four".