5463642091 has 4 divisors (see below), whose sum is σ = 5481210384. Its totient is φ = 5446073800.

The previous prime is 5463642061. The next prime is 5463642097. The reversal of 5463642091 is 1902463645.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5463642091 - 2⁵ = 5463642059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5463642097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8783680 + ... + 8784301.

It is an arithmetic number, because the mean of its divisors is an integer number (1370302596).

Almost surely, 2^5463642091 is an apocalyptic number.

5463642091 is a deficient number, since it is larger than the sum of its proper divisors (17568293).

5463642091 is a wasteful number, since it uses less digits than its factorization.

5463642091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17568292.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 5463642091 is about 73916.4534525298. The cubic root of 5463642091 is about 1761.2759870360.

The spelling of 5463642091 in words is "five billion, four hundred sixty-three million, six hundred forty-two thousand, ninety-one".