7742606640000 has 160 divisors (see below), whose sum is σ = 25699647886440. Its totient is φ = 2064695040000.

The previous prime is 7742606639959. The next prime is 7742606640029. The reversal of 7742606640000 is 466062477.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15890431 + ... + 16370430.

Almost surely, 2^{7742606640000} is an apocalyptic number.

It is an amenable number.

7742606640000 is an abundant number, since it is smaller than the sum of its proper divisors (17957041246440).

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

7742606640000 is an equidigital number, since it uses as much as digits as its factorization.

7742606640000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32260898 (or 32260871 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 7742606640000 in words is "seven trillion, seven hundred forty-two billion, six hundred six million, six hundred forty thousand".