7461442252217 has 4 divisors (see below), whose sum is σ = 7527472714740. Its totient is φ = 7395411789696.

The previous prime is 7461442252213. The next prime is 7461442252279. The reversal of 7461442252217 is 7122522441647.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3445983344896 + 4015458907321 = 1856336^2 + 2003861^2 .

It is a cyclic number.

It is not a de Polignac number, because 7461442252217 - 2² = 7461442252213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7461442252213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33015231092 + ... + 33015231317.

It is an arithmetic number, because the mean of its divisors is an integer number (1881868178685).

Almost surely, 2^{7461442252217} is an apocalyptic number.

It is an amenable number.

7461442252217 is a deficient number, since it is larger than the sum of its proper divisors (66030462523).

7461442252217 is a wasteful number, since it uses less digits than its factorization.

7461442252217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66030462522.

The product of its digits is 1505280, while the sum is 47.

The spelling of 7461442252217 in words is "seven trillion, four hundred sixty-one billion, four hundred forty-two million, two hundred fifty-two thousand, two hundred seventeen".