27890214063628 has 24 divisors (see below), whose sum is σ = 56187584544672. Its totient is φ = 11865701080704.

The previous prime is 27890214063583. The next prime is 27890214063629. The reversal of 27890214063628 is 82636041209872.

It is a happy number.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (27890214063629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3635321251 + ... + 3635328922.

It is an arithmetic number, because the mean of its divisors is an integer number (2341149356028).

Almost surely, 2^{27890214063628} is an apocalyptic number.

27890214063628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

27890214063628 is an abundant number, since it is smaller than the sum of its proper divisors (28297370481044).

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

27890214063628 is a wasteful number, since it uses less digits than its factorization.

27890214063628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7270650321 (or 7270650319 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 27890214063628 in words is "twenty-seven trillion, eight hundred ninety billion, two hundred fourteen million, sixty-three thousand, six hundred twenty-eight".