7825416512 has 14 divisors (see below), whose sum is σ = 15528561018. Its totient is φ = 3912708224.

The previous prime is 7825416503. The next prime is 7825416517. The reversal of 7825416512 is 2156145287.

It can be written as a sum of positive squares in only one way, i.e., 7824463936 + 952576 = 88456^2 + 976^2 .

It is a super-2 number, since 2×7825416512² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7825416512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7825416517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61136003 + ... + 61136130.

Almost surely, 2^7825416512 is an apocalyptic number.

It is an amenable number.

7825416512 is a deficient number, since it is larger than the sum of its proper divisors (7703144506).

7825416512 is a wasteful number, since it uses less digits than its factorization.

7825416512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122272145 (or 122272135 counting only the distinct ones).

The product of its digits is 134400, while the sum is 41.

The square root of 7825416512 is about 88461.3842984610. The cubic root of 7825416512 is about 1985.3442427166.

The spelling of 7825416512 in words is "seven billion, eight hundred twenty-five million, four hundred sixteen thousand, five hundred twelve".