4740721855 has 4 divisors (see below), whose sum is σ = 5688866232. Its totient is φ = 3792577480.

The previous prime is 4740721831. The next prime is 4740721861. The reversal of 4740721855 is 5581270474.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-4740721855 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474072181 + ... + 474072190.

It is an arithmetic number, because the mean of its divisors is an integer number (1422216558).

Almost surely, 2^4740721855 is an apocalyptic number.

4740721855 is a deficient number, since it is larger than the sum of its proper divisors (948144377).

4740721855 is an equidigital number, since it uses as much as digits as its factorization.

4740721855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948144376.

The product of its (nonzero) digits is 313600, while the sum is 43.

The square root of 4740721855 is about 68852.9001204742. The cubic root of 4740721855 is about 1679.8925024519.

The spelling of 4740721855 in words is "four billion, seven hundred forty million, seven hundred twenty-one thousand, eight hundred fifty-five".