201463400043 has 16 divisors (see below), whose sum is σ = 298503836160. Its totient is φ = 134291140488.

The previous prime is 201463400023. The next prime is 201463400069. The reversal of 201463400043 is 340004364102.

201463400043 is a `hidden beast` number, since 20 + 1 + 4 + 634 + 0 + 0 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 201463400043 - 2¹⁶ = 201463334507 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (201463400023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285055 + ... + 695832.

It is an arithmetic number, because the mean of its divisors is an integer number (18656489760).

Almost surely, 2^201463400043 is an apocalyptic number.

201463400043 is a deficient number, since it is larger than the sum of its proper divisors (97040436117).

201463400043 is an equidigital number, since it uses as much as digits as its factorization.

201463400043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988503 (or 988497 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 201463400043 its reverse (340004364102), we get a palindrome (541467764145).

The spelling of 201463400043 in words is "two hundred one billion, four hundred sixty-three million, four hundred thousand, forty-three".