46781025572657 has 4 divisors (see below), whose sum is σ = 47776366542336. Its totient is φ = 45785684602980.

The previous prime is 46781025572651. The next prime is 46781025572741. The reversal of 46781025572657 is 75627552018764.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46781025572657 - 2²² = 46781021378353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46781025572593 and 46781025572602.

It is not an unprimeable number, because it can be changed into a prime (46781025572651) 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, 497670484769 + ... + 497670484862.

It is an arithmetic number, because the mean of its divisors is an integer number (11944091635584).

Almost surely, 2^{46781025572657} is an apocalyptic number.

46781025572657 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

46781025572657 is a deficient number, since it is larger than the sum of its proper divisors (995340969679).

46781025572657 is an equidigital number, since it uses as much as digits as its factorization.

46781025572657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995340969678.

The product of its (nonzero) digits is 197568000, while the sum is 65.

The spelling of 46781025572657 in words is "forty-six trillion, seven hundred eighty-one billion, twenty-five million, five hundred seventy-two thousand, six hundred fifty-seven".