46506640520 has 16 divisors (see below), whose sum is σ = 104639941260. Its totient is φ = 18602656192.

The previous prime is 46506640517. The next prime is 46506640559. The reversal of 46506640520 is 2504660564.

It can be written as a sum of positive squares in 2 ways, for example, as 46127871076 + 378769444 = 214774^2 + 19462^2 .

It is a super-2 number, since 2×46506640520² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581332967 + ... + 581333046.

Almost surely, 2^46506640520 is an apocalyptic number.

46506640520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46506640520 is an abundant number, since it is smaller than the sum of its proper divisors (58133300740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46506640520 is a wasteful number, since it uses less digits than its factorization.

46506640520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162666024 (or 1162666020 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 46506640520 in words is "forty-six billion, five hundred six million, six hundred forty thousand, five hundred twenty".