4456778742 has 48 divisors (see below), whose sum is σ = 10481103360. Its totient is φ = 1360509696.

The previous prime is 4456778737. The next prime is 4456778749. The reversal of 4456778742 is 2478776544.

4456778742 is a `hidden beast` number, since 4 + 4 + 567 + 7 + 8 + 74 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4456778749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45267 + ... + 104702.

It is an arithmetic number, because the mean of its divisors is an integer number (218356320).

Almost surely, 2^4456778742 is an apocalyptic number.

4456778742 is an abundant number, since it is smaller than the sum of its proper divisors (6024324618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4456778742 is a wasteful number, since it uses less digits than its factorization.

4456778742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150117 (or 150114 counting only the distinct ones).

The product of its digits is 10536960, while the sum is 54.

The square root of 4456778742 is about 66759.1098053292. The cubic root of 4456778742 is about 1645.6609277418.

The spelling of 4456778742 in words is "four billion, four hundred fifty-six million, seven hundred seventy-eight thousand, seven hundred forty-two".