7730478034 has 32 divisors (see below), whose sum is σ = 12365302320. Its totient is φ = 3612045312.

The previous prime is 7730478031. The next prime is 7730478059. The reversal of 7730478034 is 4308740377.

It can be written as a sum of positive squares in 8 ways, for example, as 4462640809 + 3267837225 = 66803^2 + 57165^2 .

It is a super-5 number, since 5×7730478034⁵ (a number of 51 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (7730478031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3370192 + ... + 3372484.

Almost surely, 2^7730478034 is an apocalyptic number.

7730478034 is a deficient number, since it is larger than the sum of its proper divisors (4634824286).

7730478034 is a wasteful number, since it uses less digits than its factorization.

7730478034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 7730478034 is about 87923.1370800656. The cubic root of 7730478034 is about 1977.2827770343.

The spelling of 7730478034 in words is "seven billion, seven hundred thirty million, four hundred seventy-eight thousand, thirty-four".