46487998577 has 4 divisors (see below), whose sum is σ = 46488680436. Its totient is φ = 46487316720.

The previous prime is 46487998517. The next prime is 46487998589. The reversal of 46487998577 is 77589978464.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14977843456 + 31510155121 = 122384^2 + 177511^2 .

It is a cyclic number.

It is not a de Polignac number, because 46487998577 - 2¹² = 46487994481 is a prime.

It is a super-2 number, since 2×46487998577² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46487998517) 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 3 ways as a sum of consecutive naturals, for example, 225674 + ... + 379347.

It is an arithmetic number, because the mean of its divisors is an integer number (11622170109).

Almost surely, 2^46487998577 is an apocalyptic number.

It is an amenable number.

46487998577 is a deficient number, since it is larger than the sum of its proper divisors (681859).

46487998577 is an equidigital number, since it uses as much as digits as its factorization.

46487998577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681858.

The product of its digits is 853493760, while the sum is 74.

The spelling of 46487998577 in words is "forty-six billion, four hundred eighty-seven million, nine hundred ninety-eight thousand, five hundred seventy-seven".