6454635531 has 32 divisors (see below), whose sum is σ = 9459892800. Its totient is φ = 3910054400.

The previous prime is 6454635491. The next prime is 6454635541. The reversal of 6454635531 is 1355364546.

It is not a de Polignac number, because 6454635531 - 2¹⁴ = 6454619147 is a prime.

It is a super-2 number, since 2×6454635531² = 83324639676095303922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6454635541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419881 + ... + 434981.

It is an arithmetic number, because the mean of its divisors is an integer number (295621650).

Almost surely, 2^6454635531 is an apocalyptic number.

6454635531 is a deficient number, since it is larger than the sum of its proper divisors (3005257269).

6454635531 is a wasteful number, since it uses less digits than its factorization.

6454635531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15184 (or 15150 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

The square root of 6454635531 is about 80340.7463930974. The cubic root of 6454635531 is about 1861.9038134811.

The spelling of 6454635531 in words is "six billion, four hundred fifty-four million, six hundred thirty-five thousand, five hundred thirty-one".