46172462521 has 4 divisors (see below), whose sum is σ = 46188006544. Its totient is φ = 46156918500.

The previous prime is 46172462489. The next prime is 46172462561. The reversal of 46172462521 is 12526427164.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46172462521 - 2⁵ = 46172462489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46172462561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7767555 + ... + 7773496.

It is an arithmetic number, because the mean of its divisors is an integer number (11547001636).

Almost surely, 2^46172462521 is an apocalyptic number.

It is an amenable number.

46172462521 is a deficient number, since it is larger than the sum of its proper divisors (15544023).

46172462521 is a wasteful number, since it uses less digits than its factorization.

46172462521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15544022.

The product of its digits is 161280, while the sum is 40.

Adding to 46172462521 its reverse (12526427164), we get a palindrome (58698889685).

The spelling of 46172462521 in words is "forty-six billion, one hundred seventy-two million, four hundred sixty-two thousand, five hundred twenty-one".