46144253287 has 4 divisors (see below), whose sum is σ = 50339185416. Its totient is φ = 41949321160.

The previous prime is 46144253273. The next prime is 46144253293. The reversal of 46144253287 is 78235244164.

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 46144253287 - 2¹⁹ = 46143728999 is a prime.

It is a super-2 number, since 2×46144253287² (a number of 22 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 (46144253227) 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, 2097466048 + ... + 2097466069.

It is an arithmetic number, because the mean of its divisors is an integer number (12584796354).

Almost surely, 2^46144253287 is an apocalyptic number.

46144253287 is a deficient number, since it is larger than the sum of its proper divisors (4194932129).

46144253287 is a wasteful number, since it uses less digits than its factorization.

46144253287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4194932128.

The product of its digits is 1290240, while the sum is 46.

The spelling of 46144253287 in words is "forty-six billion, one hundred forty-four million, two hundred fifty-three thousand, two hundred eighty-seven".