16325143461 has 60 divisors (see below), whose sum is σ = 27670690432. Its totient is φ = 9574686000.

The previous prime is 16325143459. The next prime is 16325143477. The reversal of 16325143461 is 16434152361.

16325143461 is a `hidden beast` number, since 1 + 63 + 251 + 4 + 346 + 1 = 666.

It is not a de Polignac number, because 16325143461 - 2¹ = 16325143459 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16325143451) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 276966 + ... + 330696.

Almost surely, 2^16325143461 is an apocalyptic number.

16325143461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16325143461 is a deficient number, since it is larger than the sum of its proper divisors (11345546971).

16325143461 is a wasteful number, since it uses less digits than its factorization.

16325143461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53796 (or 53776 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 16325143461 in words is "sixteen billion, three hundred twenty-five million, one hundred forty-three thousand, four hundred sixty-one".