457873378747 has 2 divisors, whose sum is σ = 457873378748. Its totient is φ = 457873378746.

The previous prime is 457873378741. The next prime is 457873378757. The reversal of 457873378747 is 747873378754.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457873378747 is a prime.

It is a super-2 number, since 2×457873378747² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (457873378741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228936689373 + 228936689374.

It is an arithmetic number, because the mean of its divisors is an integer number (228936689374).

Almost surely, 2^457873378747 is an apocalyptic number.

457873378747 is a deficient number, since it is larger than the sum of its proper divisors (1).

457873378747 is an equidigital number, since it uses as much as digits as its factorization.

457873378747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774466560, while the sum is 70.

The spelling of 457873378747 in words is "four hundred fifty-seven billion, eight hundred seventy-three million, three hundred seventy-eight thousand, seven hundred forty-seven".