7876408572036 has 27 divisors (see below), whose sum is σ = 19909853122341. Its totient is φ = 2625463911024.

The previous prime is 7876408572031. The next prime is 7876408572103. The reversal of 7876408572036 is 6302758046787.

The square root of 7876408572036 is 2806494.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5632524410436 + 2243884161600 = 2373294^2 + 1497960^2 .

It is not an unprimeable number, because it can be changed into a prime (7876408572031) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16605090 + ... + 17072838.

Almost surely, 2^{7876408572036} is an apocalyptic number.

7876408572036 is the 2806494-th square number.

It is an amenable number.

7876408572036 is an abundant number, since it is smaller than the sum of its proper divisors (12033444550305).

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

7876408572036 is an frugal number, since it uses more digits than its factorization.

7876408572036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935508 (or 467754 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 63.

The spelling of 7876408572036 in words is "seven trillion, eight hundred seventy-six billion, four hundred eight million, five hundred seventy-two thousand, thirty-six".