27391045737342 has 16 divisors (see below), whose sum is σ = 62608104542592. Its totient is φ = 7826013067800.

The previous prime is 27391045737277. The next prime is 27391045737353. The reversal of 27391045737342 is 24373754019372.

It is a super-2 number, since 2×27391045737342² (a number of 28 digits) contains 22 as substring.

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, 326083877784 + ... + 326083877867.

It is an arithmetic number, because the mean of its divisors is an integer number (3913006533912).

Almost surely, 2^{27391045737342} is an apocalyptic number.

27391045737342 is an abundant number, since it is smaller than the sum of its proper divisors (35217058805250).

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

27391045737342 is a wasteful number, since it uses less digits than its factorization.

27391045737342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652167755663.

The product of its (nonzero) digits is 26671680, while the sum is 57.

The spelling of 27391045737342 in words is "twenty-seven trillion, three hundred ninety-one billion, forty-five million, seven hundred thirty-seven thousand, three hundred forty-two".