3455411978 has 16 divisors (see below), whose sum is σ = 5282057760. Its totient is φ = 1694876400.

The previous prime is 3455411957. The next prime is 3455411987. The reversal of 3455411978 is 8791145543.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8873 + ... + 83603.

It is an arithmetic number, because the mean of its divisors is an integer number (330128610).

Almost surely, 2^3455411978 is an apocalyptic number.

3455411978 is a deficient number, since it is larger than the sum of its proper divisors (1826645782).

3455411978 is a wasteful number, since it uses less digits than its factorization.

3455411978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75173.

The product of its digits is 604800, while the sum is 47.

The square root of 3455411978 is about 58782.7523853724. The cubic root of 3455411978 is about 1511.8195071751.

The spelling of 3455411978 in words is "three billion, four hundred fifty-five million, four hundred eleven thousand, nine hundred seventy-eight".