4631445032261 has 4 divisors (see below), whose sum is σ = 4666799574624. Its totient is φ = 4596090489900.

The previous prime is 4631445032251. The next prime is 4631445032267. The reversal of 4631445032261 is 1622305441364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4631445032261 - 2¹⁴ = 4631445015877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4631445032267) 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, 17677270985 + ... + 17677271246.

It is an arithmetic number, because the mean of its divisors is an integer number (1166699893656).

Almost surely, 2^{4631445032261} is an apocalyptic number.

It is an amenable number.

4631445032261 is a deficient number, since it is larger than the sum of its proper divisors (35354542363).

4631445032261 is a wasteful number, since it uses less digits than its factorization.

4631445032261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35354542362.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 4631445032261 in words is "four trillion, six hundred thirty-one billion, four hundred forty-five million, thirty-two thousand, two hundred sixty-one".