201546001413 has 32 divisors (see below), whose sum is σ = 302170848000. Its totient is φ = 132755770368.

The previous prime is 201546001297. The next prime is 201546001439. The reversal of 201546001413 is 314100645102.

It is a happy number.

201546001413 is a `hidden beast` number, since 2 + 0 + 1 + 54 + 600 + 1 + 4 + 1 + 3 = 666.

It is not a de Polignac number, because 201546001413 - 2¹⁷ = 201545870341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201546001483) 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, 1504545 + ... + 1633017.

It is an arithmetic number, because the mean of its divisors is an integer number (9442839000).

Almost surely, 2^201546001413 is an apocalyptic number.

It is an amenable number.

201546001413 is a deficient number, since it is larger than the sum of its proper divisors (100624846587).

201546001413 is a wasteful number, since it uses less digits than its factorization.

201546001413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129178 (or 129172 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 201546001413 its reverse (314100645102), we get a palindrome (515646646515).

The spelling of 201546001413 in words is "two hundred one billion, five hundred forty-six million, one thousand, four hundred thirteen".