5415491906 has 16 divisors (see below), whose sum is σ = 8926403040. Its totient is φ = 2443618080.

The previous prime is 5415491881. The next prime is 5415491911. The reversal of 5415491906 is 6091945145.

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, 895376 + ... + 901403.

It is an arithmetic number, because the mean of its divisors is an integer number (557900190).

Almost surely, 2^5415491906 is an apocalyptic number.

5415491906 is a deficient number, since it is larger than the sum of its proper divisors (3510911134).

5415491906 is a wasteful number, since it uses less digits than its factorization.

5415491906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796929.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 5415491906 is about 73590.0258594872. The cubic root of 5415491906 is about 1756.0867673064.

The spelling of 5415491906 in words is "five billion, four hundred fifteen million, four hundred ninety-one thousand, nine hundred six".