10142604065431 has 4 divisors (see below), whose sum is σ = 10333973953512. Its totient is φ = 9951234177352.

The previous prime is 10142604065389. The next prime is 10142604065441. The reversal of 10142604065431 is 13456040624101.

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 10142604065431 - 2⁷ = 10142604065303 is a prime.

It is a super-2 number, since 2×10142604065431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10142604065441) 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, 95684943961 + ... + 95684944066.

It is an arithmetic number, because the mean of its divisors is an integer number (2583493488378).

Almost surely, 2^{10142604065431} is an apocalyptic number.

10142604065431 is a deficient number, since it is larger than the sum of its proper divisors (191369888081).

10142604065431 is an equidigital number, since it uses as much as digits as its factorization.

10142604065431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191369888080.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 10142604065431 its reverse (13456040624101), we get a palindrome (23598644689532).

The spelling of 10142604065431 in words is "ten trillion, one hundred forty-two billion, six hundred four million, sixty-five thousand, four hundred thirty-one".