27365155240 has 64 divisors (see below), whose sum is σ = 62046000000. Its totient is φ = 10861873920.

The previous prime is 27365155219. The next prime is 27365155249. The reversal of 27365155240 is 4255156372.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 27365155193 and 27365155202.

It is not an unprimeable number, because it can be changed into a prime (27365155249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9123261 + ... + 9126259.

It is an arithmetic number, because the mean of its divisors is an integer number (969468750).

Almost surely, 2^27365155240 is an apocalyptic number.

27365155240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27365155240 is an abundant number, since it is smaller than the sum of its proper divisors (34680844760).

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

27365155240 is a wasteful number, since it uses less digits than its factorization.

27365155240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4690 (or 4686 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 27365155240 in words is "twenty-seven billion, three hundred sixty-five million, one hundred fifty-five thousand, two hundred forty".