481952525291 has 4 divisors (see below), whose sum is σ = 489145846632. Its totient is φ = 474759203952.

The previous prime is 481952525267. The next prime is 481952525321. The reversal of 481952525291 is 192525259184.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 481952525291 - 2²² = 481948330987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481952525261) 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, 3596660570 + ... + 3596660703.

It is an arithmetic number, because the mean of its divisors is an integer number (122286461658).

Almost surely, 2^481952525291 is an apocalyptic number.

481952525291 is a deficient number, since it is larger than the sum of its proper divisors (7193321341).

481952525291 is an equidigital number, since it uses as much as digits as its factorization.

481952525291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7193321340.

The product of its digits is 2592000, while the sum is 53.

The spelling of 481952525291 in words is "four hundred eighty-one billion, nine hundred fifty-two million, five hundred twenty-five thousand, two hundred ninety-one".