7706420002 has 8 divisors (see below), whose sum is σ = 11560871196. Its totient is φ = 3852796272.

The previous prime is 7706419999. The next prime is 7706420011. The reversal of 7706420002 is 2000246077.

It can be written as a sum of positive squares in 2 ways, for example, as 7696377441 + 10042561 = 87729^2 + 3169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183033 + ... + 221164.

Almost surely, 2^7706420002 is an apocalyptic number.

7706420002 is a deficient number, since it is larger than the sum of its proper divisors (3854451194).

7706420002 is a wasteful number, since it uses less digits than its factorization.

7706420002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413732.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 7706420002 is about 87786.2176084606. The cubic root of 7706420002 is about 1975.2294773255.

Adding to 7706420002 its reverse (2000246077), we get a palindrome (9706666079).

The spelling of 7706420002 in words is "seven billion, seven hundred six million, four hundred twenty thousand, two".