2755149783 has 8 divisors (see below), whose sum is σ = 3833251968. Its totient is φ = 1756907064.

The previous prime is 2755149757. The next prime is 2755149847. The reversal of 2755149783 is 3879415572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2755149783 - 2⁵ = 2755149751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2755149743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19964785 + ... + 19964922.

It is an arithmetic number, because the mean of its divisors is an integer number (479156496).

Almost surely, 2^2755149783 is an apocalyptic number.

2755149783 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2755149783 is a deficient number, since it is larger than the sum of its proper divisors (1078102185).

2755149783 is a wasteful number, since it uses less digits than its factorization.

2755149783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39929733.

The product of its digits is 2116800, while the sum is 51.

The square root of 2755149783 is about 52489.5206969925. The cubic root of 2755149783 is about 1401.8936590548.

The spelling of 2755149783 in words is "two billion, seven hundred fifty-five million, one hundred forty-nine thousand, seven hundred eighty-three".