3550479945 has 16 divisors (see below), whose sum is σ = 5725501440. Its totient is φ = 1878678144.

The previous prime is 3550479931. The next prime is 3550479979. The reversal of 3550479945 is 5499740553.

It is not a de Polignac number, because 3550479945 - 2⁵ = 3550479913 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 929980 + ... + 933789.

It is an arithmetic number, because the mean of its divisors is an integer number (357843840).

Almost surely, 2^3550479945 is an apocalyptic number.

It is an amenable number.

3550479945 is a deficient number, since it is larger than the sum of its proper divisors (2175021495).

3550479945 is a wasteful number, since it uses less digits than its factorization.

3550479945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863904.

The product of its (nonzero) digits is 3402000, while the sum is 51.

The square root of 3550479945 is about 59585.9039119153. The cubic root of 3550479945 is about 1525.5590454168.

The spelling of 3550479945 in words is "three billion, five hundred fifty million, four hundred seventy-nine thousand, nine hundred forty-five".