7467451561 has 8 divisors (see below), whose sum is σ = 7898866560. Its totient is φ = 7044931872.

The previous prime is 7467451559. The next prime is 7467451571. The reversal of 7467451561 is 1651547647.

7467451561 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7467451561 - 2¹ = 7467451559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7467451571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2222101 + ... + 2225458.

It is an arithmetic number, because the mean of its divisors is an integer number (987358320).

Almost surely, 2^7467451561 is an apocalyptic number.

It is an amenable number.

7467451561 is a deficient number, since it is larger than the sum of its proper divisors (431414999).

7467451561 is a wasteful number, since it uses less digits than its factorization.

7467451561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447655.

The product of its digits is 705600, while the sum is 46.

The square root of 7467451561 is about 86414.4175528598. The cubic root of 7467451561 is about 1954.5980960102.

The spelling of 7467451561 in words is "seven billion, four hundred sixty-seven million, four hundred fifty-one thousand, five hundred sixty-one".