7782760552072 has 16 divisors (see below), whose sum is σ = 15919282947600. Its totient is φ = 3537618432720.

The previous prime is 7782760552019. The next prime is 7782760552079. The reversal of 7782760552072 is 2702550672877.

It is a super-3 number, since 3×7782760552072³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7782760551998 and 7782760552016.

It is not an unprimeable number, because it can be changed into a prime (7782760552079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44220230322 + ... + 44220230497.

It is an arithmetic number, because the mean of its divisors is an integer number (994955184225).

Almost surely, 2^{7782760552072} is an apocalyptic number.

It is an amenable number.

7782760552072 is an abundant number, since it is smaller than the sum of its proper divisors (8136522395528).

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

7782760552072 is a wasteful number, since it uses less digits than its factorization.

7782760552072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88440460836 (or 88440460832 counting only the distinct ones).

The product of its (nonzero) digits is 23049600, while the sum is 58.

The spelling of 7782760552072 in words is "seven trillion, seven hundred eighty-two billion, seven hundred sixty million, five hundred fifty-two thousand, seventy-two".