2758155272 has 16 divisors (see below), whose sum is σ = 5172484560. Its totient is φ = 1378826064.

The previous prime is 2758155271. The next prime is 2758155307. The reversal of 2758155272 is 2725518572.

It is a super-2 number, since 2×2758155272² = 15214841008922787968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2758155271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20123 + ... + 76949.

It is an arithmetic number, because the mean of its divisors is an integer number (323280285).

Almost surely, 2^2758155272 is an apocalyptic number.

It is an amenable number.

2758155272 is a deficient number, since it is larger than the sum of its proper divisors (2414329288).

2758155272 is a wasteful number, since it uses less digits than its factorization.

2758155272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62900 (or 62896 counting only the distinct ones).

The product of its digits is 392000, while the sum is 44.

The square root of 2758155272 is about 52518.1423129189. The cubic root of 2758155272 is about 1402.4032314507.

The spelling of 2758155272 in words is "two billion, seven hundred fifty-eight million, one hundred fifty-five thousand, two hundred seventy-two".