5642564654 has 8 divisors (see below), whose sum is σ = 8831840400. Its totient is φ = 2698617856.

The previous prime is 5642564647. The next prime is 5642564657. The reversal of 5642564654 is 4564652465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5642564599 and 5642564608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642564657) 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, 61332179 + ... + 61332270.

It is an arithmetic number, because the mean of its divisors is an integer number (1103980050).

Almost surely, 2^5642564654 is an apocalyptic number.

5642564654 is a deficient number, since it is larger than the sum of its proper divisors (3189275746).

5642564654 is a wasteful number, since it uses less digits than its factorization.

5642564654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122664474.

The product of its digits is 3456000, while the sum is 47.

The square root of 5642564654 is about 75117.0064233127. The cubic root of 5642564654 is about 1780.2958576941.

The spelling of 5642564654 in words is "five billion, six hundred forty-two million, five hundred sixty-four thousand, six hundred fifty-four".