7283969489520 has 160 divisors (see below), whose sum is σ = 25090285904640. Its totient is φ = 1942309981440.

The previous prime is 7283969489519. The next prime is 7283969489521. The reversal of 7283969489520 is 259849693827.

7283969489520 is a `hidden beast` number, since 7 + 2 + 8 + 3 + 9 + 6 + 94 + 8 + 9 + 520 = 666.

It is an interprime number because it is at equal distance from previous prime (7283969489519) and next prime (7283969489521).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7283969489521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64940527 + ... + 65052593.

It is an arithmetic number, because the mean of its divisors is an integer number (156814286904).

Almost surely, 2^{7283969489520} is an apocalyptic number.

It is an amenable number.

7283969489520 is an abundant number, since it is smaller than the sum of its proper divisors (17806316415120).

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

7283969489520 is a wasteful number, since it uses less digits than its factorization.

7283969489520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142180 (or 142168 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 7283969489520 in words is "seven trillion, two hundred eighty-three billion, nine hundred sixty-nine million, four hundred eighty-nine thousand, five hundred twenty".