5642463147131 has 4 divisors (see below), whose sum is σ = 5692396449432. Its totient is φ = 5592529844832.

The previous prime is 5642463147023. The next prime is 5642463147143. The reversal of 5642463147131 is 1317413642465.

It is a happy number.

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 5642463147131 - 2¹⁸ = 5642462884987 is a prime.

It is a super-2 number, since 2×5642463147131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5642463147151) 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, 24966650981 + ... + 24966651206.

It is an arithmetic number, because the mean of its divisors is an integer number (1423099112358).

Almost surely, 2^{5642463147131} is an apocalyptic number.

5642463147131 is a deficient number, since it is larger than the sum of its proper divisors (49933302301).

5642463147131 is a wasteful number, since it uses less digits than its factorization.

5642463147131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49933302300.

The product of its digits is 1451520, while the sum is 47.

Adding to 5642463147131 its reverse (1317413642465), we get a palindrome (6959876789596).

The spelling of 5642463147131 in words is "five trillion, six hundred forty-two billion, four hundred sixty-three million, one hundred forty-seven thousand, one hundred thirty-one".