46187121801 has 16 divisors (see below), whose sum is σ = 62363831040. Its totient is φ = 30401378640.

The previous prime is 46187121797. The next prime is 46187121881. The reversal of 46187121801 is 10812178164.

It is not a de Polignac number, because 46187121801 - 2² = 46187121797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46187121801.

It is not an unprimeable number, because it can be changed into a prime (46187121881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345846 + ... + 460416.

It is an arithmetic number, because the mean of its divisors is an integer number (3897739440).

Almost surely, 2^46187121801 is an apocalyptic number.

It is an amenable number.

46187121801 is a deficient number, since it is larger than the sum of its proper divisors (16176709239).

46187121801 is a wasteful number, since it uses less digits than its factorization.

46187121801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116276.

The product of its (nonzero) digits is 21504, while the sum is 39.

Adding to 46187121801 its reverse (10812178164), we get a palindrome (56999299965).

The spelling of 46187121801 in words is "forty-six billion, one hundred eighty-seven million, one hundred twenty-one thousand, eight hundred one".