4952597561 has 16 divisors (see below), whose sum is σ = 5108987520. Its totient is φ = 4798859520.

The previous prime is 4952597549. The next prime is 4952597569. The reversal of 4952597561 is 1657952594.

It is a cyclic number.

It is not a de Polignac number, because 4952597561 - 2⁶ = 4952597497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4952597569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1861250 + ... + 1863908.

It is an arithmetic number, because the mean of its divisors is an integer number (319311720).

Almost surely, 2^4952597561 is an apocalyptic number.

It is an amenable number.

4952597561 is a deficient number, since it is larger than the sum of its proper divisors (156389959).

4952597561 is a wasteful number, since it uses less digits than its factorization.

4952597561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136.

The product of its digits is 3402000, while the sum is 53.

The square root of 4952597561 is about 70374.6940384113. The cubic root of 4952597561 is about 1704.5549772346.

The spelling of 4952597561 in words is "four billion, nine hundred fifty-two million, five hundred ninety-seven thousand, five hundred sixty-one".