7932725554816 has 128 divisors (see below), whose sum is σ = 17070298421760. Its totient is φ = 3664205475840.

The previous prime is 7932725554783. The next prime is 7932725554841. The reversal of 7932725554816 is 6184555272397.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7271515 + ... + 8290981.

It is an arithmetic number, because the mean of its divisors is an integer number (133361706420).

Almost surely, 2^{7932725554816} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7932725554816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8535149210880).

7932725554816 is an abundant number, since it is smaller than the sum of its proper divisors (9137572866944).

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

7932725554816 is a wasteful number, since it uses less digits than its factorization.

7932725554816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019602 (or 1019590 counting only the distinct ones).

The product of its digits is 127008000, while the sum is 64.

The spelling of 7932725554816 in words is "seven trillion, nine hundred thirty-two billion, seven hundred twenty-five million, five hundred fifty-four thousand, eight hundred sixteen".