3455245881 has 6 divisors (see below), whose sum is σ = 4990910730. Its totient is φ = 2303497248.

The previous prime is 3455245877. The next prime is 3455245883. The reversal of 3455245881 is 1885425543.

3455245881 is a `hidden beast` number, since 3 + 45 + 5 + 24 + 588 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3171491856 + 283754025 = 56316^2 + 16845^2 .

It is not a de Polignac number, because 3455245881 - 2² = 3455245877 is a prime.

It is a super-2 number, since 2×3455245881² = 23877448196334932322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3455245883) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191958096 + ... + 191958113.

It is an arithmetic number, because the mean of its divisors is an integer number (831818455).

Almost surely, 2^3455245881 is an apocalyptic number.

It is an amenable number.

3455245881 is a deficient number, since it is larger than the sum of its proper divisors (1535664849).

3455245881 is a wasteful number, since it uses less digits than its factorization.

3455245881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383916215 (or 383916212 counting only the distinct ones).

The product of its digits is 768000, while the sum is 45.

The square root of 3455245881 is about 58781.3395645251. The cubic root of 3455245881 is about 1511.7952830777.

The spelling of 3455245881 in words is "three billion, four hundred fifty-five million, two hundred forty-five thousand, eight hundred eighty-one".