27465227540 has 48 divisors (see below), whose sum is σ = 61090593984. Its totient is φ = 10336320000.

The previous prime is 27465227533. The next prime is 27465227551. The reversal of 27465227540 is 4572256472.

It is a junction number, because it is equal to n+sod(n) for n = 27465227491 and 27465227500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1120415 + ... + 1144665.

It is an arithmetic number, because the mean of its divisors is an integer number (1272720708).

Almost surely, 2^27465227540 is an apocalyptic number.

27465227540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27465227540 is an abundant number, since it is smaller than the sum of its proper divisors (33625366444).

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

27465227540 is a wasteful number, since it uses less digits than its factorization.

27465227540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27608 (or 27606 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 44.

The spelling of 27465227540 in words is "twenty-seven billion, four hundred sixty-five million, two hundred twenty-seven thousand, five hundred forty".