461220356053 has 4 divisors (see below), whose sum is σ = 461722228960. Its totient is φ = 460718483148.

The previous prime is 461220356033. The next prime is 461220356071. The reversal of 461220356053 is 350653022164.

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 461220356053 - 2²¹ = 461218258901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461220356033) 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, 250935075 + ... + 250936912.

It is an arithmetic number, because the mean of its divisors is an integer number (115430557240).

Almost surely, 2^461220356053 is an apocalyptic number.

It is an amenable number.

461220356053 is a deficient number, since it is larger than the sum of its proper divisors (501872907).

461220356053 is an equidigital number, since it uses as much as digits as its factorization.

461220356053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501872906.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 461220356053 in words is "four hundred sixty-one billion, two hundred twenty million, three hundred fifty-six thousand, fifty-three".