10642531747 has 2 divisors, whose sum is σ = 10642531748. Its totient is φ = 10642531746.

The previous prime is 10642531727. The next prime is 10642531751. The reversal of 10642531747 is 74713524601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10642531747 is a prime.

It is a super-2 number, since 2×10642531747² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10642531727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321265873 + 5321265874.

It is an arithmetic number, because the mean of its divisors is an integer number (5321265874).

Almost surely, 2^10642531747 is an apocalyptic number.

10642531747 is a deficient number, since it is larger than the sum of its proper divisors (1).

10642531747 is an equidigital number, since it uses as much as digits as its factorization.

10642531747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 10642531747 in words is "ten billion, six hundred forty-two million, five hundred thirty-one thousand, seven hundred forty-seven".