27772676544774 has 64 divisors (see below), whose sum is σ = 66851166965760. Its totient is φ = 7514076132000.

The previous prime is 27772676544761. The next prime is 27772676544797. The reversal of 27772676544774 is 47744567627772.

It is a super-2 number, since 2×27772676544774² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27772676544696 and 27772676544705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5934234 + ... + 9526829.

It is an arithmetic number, because the mean of its divisors is an integer number (1044549483840).

Almost surely, 2^{27772676544774} is an apocalyptic number.

27772676544774 is an abundant number, since it is smaller than the sum of its proper divisors (39078490420986).

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

27772676544774 is a wasteful number, since it uses less digits than its factorization.

27772676544774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15463345.

The product of its digits is 5421265920, while the sum is 75.

The spelling of 27772676544774 in words is "twenty-seven trillion, seven hundred seventy-two billion, six hundred seventy-six million, five hundred forty-four thousand, seven hundred seventy-four".