7942516417 has 16 divisors (see below), whose sum is σ = 9134383104. Its totient is φ = 6838866000.

The previous prime is 7942516411. The next prime is 7942516429. The reversal of 7942516417 is 7146152497.

It is a cyclic number.

It is not a de Polignac number, because 7942516417 - 2³¹ = 5795032769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7942516411) 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 15 ways as a sum of consecutive naturals, for example, 231759 + ... + 263812.

It is an arithmetic number, because the mean of its divisors is an integer number (570898944).

Almost surely, 2^7942516417 is an apocalyptic number.

It is an amenable number.

7942516417 is a deficient number, since it is larger than the sum of its proper divisors (1191866687).

7942516417 is a wasteful number, since it uses less digits than its factorization.

7942516417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495660.

The product of its digits is 423360, while the sum is 46.

The square root of 7942516417 is about 89120.7967704508. The cubic root of 7942516417 is about 1995.1981819147.

The spelling of 7942516417 in words is "seven billion, nine hundred forty-two million, five hundred sixteen thousand, four hundred seventeen".