27750290379 has 16 divisors (see below), whose sum is σ = 42307652352. Its totient is φ = 15849247968.

The previous prime is 27750290371. The next prime is 27750290389. The reversal of 27750290379 is 97309205772.

It is not a de Polignac number, because 27750290379 - 2³ = 27750290371 is a prime.

It is a super-2 number, since 2×27750290379² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27750290371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293449 + ... + 376314.

It is an arithmetic number, because the mean of its divisors is an integer number (2644228272).

Almost surely, 2^27750290379 is an apocalyptic number.

27750290379 is a deficient number, since it is larger than the sum of its proper divisors (14557361973).

27750290379 is a wasteful number, since it uses less digits than its factorization.

27750290379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671746.

The product of its (nonzero) digits is 1666980, while the sum is 51.

The spelling of 27750290379 in words is "twenty-seven billion, seven hundred fifty million, two hundred ninety thousand, three hundred seventy-nine".