46607778513 has 20 divisors (see below), whose sum is σ = 69630362340. Its totient is φ = 31068997632.

The previous prime is 46607778509. The next prime is 46607778517. The reversal of 46607778513 is 31587770664.

It is an interprime number because it is at equal distance from previous prime (46607778509) and next prime (46607778517).

It can be written as a sum of positive squares in 2 ways, for example, as 11063463489 + 35544315024 = 105183^2 + 188532^2 .

It is not a de Polignac number, because 46607778513 - 2² = 46607778509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46607778513.

It is not an unprimeable number, because it can be changed into a prime (46607778517) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1222881 + ... + 1260417.

It is an arithmetic number, because the mean of its divisors is an integer number (3481518117).

Almost surely, 2^46607778513 is an apocalyptic number.

It is an amenable number.

46607778513 is a deficient number, since it is larger than the sum of its proper divisors (23022583827).

46607778513 is a wasteful number, since it uses less digits than its factorization.

46607778513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52878 (or 52869 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 46607778513 in words is "forty-six billion, six hundred seven million, seven hundred seventy-eight thousand, five hundred thirteen".