7577342742 has 16 divisors (see below), whose sum is σ = 15411545280. Its totient is φ = 2482970952.

The previous prime is 7577342711. The next prime is 7577342753. The reversal of 7577342742 is 2472437757.

It is a super-2 number, since 2×7577342742² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7577342691 and 7577342700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10702108 + ... + 10702815.

It is an arithmetic number, because the mean of its divisors is an integer number (963221580).

Almost surely, 2^7577342742 is an apocalyptic number.

7577342742 is an abundant number, since it is smaller than the sum of its proper divisors (7834202538).

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

7577342742 is a wasteful number, since it uses less digits than its factorization.

7577342742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21404987.

The product of its digits is 2304960, while the sum is 48.

The square root of 7577342742 is about 87047.9335883397. The cubic root of 7577342742 is about 1964.1394140246.

The spelling of 7577342742 in words is "seven billion, five hundred seventy-seven million, three hundred forty-two thousand, seven hundred forty-two".