46554921221191 has 4 divisors (see below), whose sum is σ = 48579048230832. Its totient is φ = 44530794211552.

The previous prime is 46554921221183. The next prime is 46554921221317. The reversal of 46554921221191 is 19112212945564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46554921221191 - 2³ = 46554921221183 is a prime.

It is a super-2 number, since 2×46554921221191² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46554921221101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012063504786 + ... + 1012063504831.

It is an arithmetic number, because the mean of its divisors is an integer number (12144762057708).

Almost surely, 2^{46554921221191} is an apocalyptic number.

46554921221191 is a deficient number, since it is larger than the sum of its proper divisors (2024127009641).

46554921221191 is a wasteful number, since it uses less digits than its factorization.

46554921221191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024127009640.

The product of its digits is 1555200, while the sum is 52.

The spelling of 46554921221191 in words is "forty-six trillion, five hundred fifty-four billion, nine hundred twenty-one million, two hundred twenty-one thousand, one hundred ninety-one".