7606645398 has 144 divisors (see below), whose sum is σ = 18884331648. Its totient is φ = 2208729600.

The previous prime is 7606645369. The next prime is 7606645411. The reversal of 7606645398 is 8935466067.

It is a super-2 number, since 2×7606645398² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7629036 + ... + 7630032.

It is an arithmetic number, because the mean of its divisors is an integer number (131141192).

Almost surely, 2^7606645398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7606645398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9442165824).

7606645398 is an abundant number, since it is smaller than the sum of its proper divisors (11277686250).

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

7606645398 is a wasteful number, since it uses less digits than its factorization.

7606645398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171 (or 1157 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The square root of 7606645398 is about 87216.0845142684. The cubic root of 7606645398 is about 1966.6680256175.

The spelling of 7606645398 in words is "seven billion, six hundred six million, six hundred forty-five thousand, three hundred ninety-eight".