2747978375 has 48 divisors (see below), whose sum is σ = 3651972480. Its totient is φ = 2061057600.

The previous prime is 2747978357. The next prime is 2747978437. The reversal of 2747978375 is 5738797472.

2747978375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2747978375 - 2¹² = 2747974279 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21637562 + ... + 21637688.

It is an arithmetic number, because the mean of its divisors is an integer number (76082760).

Almost surely, 2^2747978375 is an apocalyptic number.

2747978375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2747978375 is a deficient number, since it is larger than the sum of its proper divisors (903994105).

2747978375 is an equidigital number, since it uses as much as digits as its factorization.

2747978375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 208 counting only the distinct ones).

The product of its digits is 20744640, while the sum is 59.

The square root of 2747978375 is about 52421.1634266162. The cubic root of 2747978375 is about 1400.6762676652.

The spelling of 2747978375 in words is "two billion, seven hundred forty-seven million, nine hundred seventy-eight thousand, three hundred seventy-five".