2758820464 has 40 divisors (see below), whose sum is σ = 5481086688. Its totient is φ = 1344414720.

The previous prime is 2758820459. The next prime is 2758820497. The reversal of 2758820464 is 4640288572.

It is a super-2 number, since 2×2758820464² = 15222180705170350592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1052884 + ... + 1055500.

Almost surely, 2^2758820464 is an apocalyptic number.

It is an amenable number.

2758820464 is a deficient number, since it is larger than the sum of its proper divisors (2722266224).

2758820464 is a wasteful number, since it uses less digits than its factorization.

2758820464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4273 (or 4267 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 46.

The square root of 2758820464 is about 52524.4749045623. The cubic root of 2758820464 is about 1402.5159628882.

The spelling of 2758820464 in words is "two billion, seven hundred fifty-eight million, eight hundred twenty thousand, four hundred sixty-four".