7742424502000 has 80 divisors (see below), whose sum is σ = 19177796854944. Its totient is φ = 3021433920000.

The previous prime is 7742424501971. The next prime is 7742424502009. The reversal of 7742424502000 is 2054242477.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7742424502009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47127906 + ... + 47291905.

Almost surely, 2^{7742424502000} is an apocalyptic number.

It is an amenable number.

7742424502000 is an abundant number, since it is smaller than the sum of its proper divisors (11435372352944).

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

7742424502000 is a wasteful number, since it uses less digits than its factorization.

7742424502000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94419875 (or 94419859 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 37.

Adding to 7742424502000 its reverse (2054242477), we get a palindrome (7744478744477).

The spelling of 7742424502000 in words is "seven trillion, seven hundred forty-two billion, four hundred twenty-four million, five hundred two thousand".