7430627661 has 8 divisors (see below), whose sum is σ = 10149150144. Its totient is φ = 4832928480.

The previous prime is 7430627657. The next prime is 7430627669. The reversal of 7430627661 is 1667260347.

It is a happy number.

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

It is not a de Polignac number, because 7430627661 - 2² = 7430627657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7430627669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30205681 + ... + 30205926.

It is an arithmetic number, because the mean of its divisors is an integer number (1268643768).

Almost surely, 2^7430627661 is an apocalyptic number.

It is an amenable number.

7430627661 is a deficient number, since it is larger than the sum of its proper divisors (2718522483).

7430627661 is a wasteful number, since it uses less digits than its factorization.

7430627661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60411651.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 7430627661 is about 86201.0885140089. The cubic root of 7430627661 is about 1951.3799271364.

The spelling of 7430627661 in words is "seven billion, four hundred thirty million, six hundred twenty-seven thousand, six hundred sixty-one".