27773505060 has 96 divisors (see below), whose sum is σ = 88966950912. Its totient is φ = 6341677440.

The previous prime is 27773505049. The next prime is 27773505107. The reversal of 27773505060 is 6050537772.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 379225 + ... + 446495.

It is an arithmetic number, because the mean of its divisors is an integer number (926739072).

Almost surely, 2^27773505060 is an apocalyptic number.

27773505060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27773505060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44483475456).

27773505060 is an abundant number, since it is smaller than the sum of its proper divisors (61193445852).

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

27773505060 is a wasteful number, since it uses less digits than its factorization.

27773505060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68273 (or 68271 counting only the distinct ones).

The product of its (nonzero) digits is 308700, while the sum is 42.

The spelling of 27773505060 in words is "twenty-seven billion, seven hundred seventy-three million, five hundred five thousand, sixty".