461454527531 has 4 divisors (see below), whose sum is σ = 461644977552. Its totient is φ = 461264077512.

The previous prime is 461454527461. The next prime is 461454527617. The reversal of 461454527531 is 135725454164.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461454527531 is a prime.

It is a super-2 number, since 2×461454527531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461454527431) 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, 95221376 + ... + 95226221.

It is an arithmetic number, because the mean of its divisors is an integer number (115411244388).

Almost surely, 2^461454527531 is an apocalyptic number.

461454527531 is a deficient number, since it is larger than the sum of its proper divisors (190450021).

461454527531 is a wasteful number, since it uses less digits than its factorization.

461454527531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190450020.

The product of its digits is 2016000, while the sum is 47.

The spelling of 461454527531 in words is "four hundred sixty-one billion, four hundred fifty-four million, five hundred twenty-seven thousand, five hundred thirty-one".