773450052081 has 32 divisors (see below), whose sum is σ = 1181329014528. Its totient is φ = 440945725440.

The previous prime is 773450052043. The next prime is 773450052119. The reversal of 773450052081 is 180250054377.

773450052081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (773450052043) and next prime (773450052119).

It is not a de Polignac number, because 773450052081 - 2⁶ = 773450052017 is a prime.

It is a super-2 number, since 2×773450052081² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (773450052281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16164865 + ... + 16212641.

It is an arithmetic number, because the mean of its divisors is an integer number (36916531704).

Almost surely, 2^773450052081 is an apocalyptic number.

It is an amenable number.

773450052081 is a deficient number, since it is larger than the sum of its proper divisors (407878962447).

773450052081 is a wasteful number, since it uses less digits than its factorization.

773450052081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49561.

The product of its (nonzero) digits is 235200, while the sum is 42.

The spelling of 773450052081 in words is "seven hundred seventy-three billion, four hundred fifty million, fifty-two thousand, eighty-one".