10420143433535 has 16 divisors (see below), whose sum is σ = 14358857938560. Its totient is φ = 7179428967840.

The previous prime is 10420143433507. The next prime is 10420143433589. The reversal of 10420143433535 is 53533434102401.

It is not a de Polignac number, because 10420143433535 - 2⁶ = 10420143433471 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4985713517 + ... + 4985715606.

It is an arithmetic number, because the mean of its divisors is an integer number (897428621160).

Almost surely, 2^{10420143433535} is an apocalyptic number.

10420143433535 is a deficient number, since it is larger than the sum of its proper divisors (3938714505025).

10420143433535 is a wasteful number, since it uses less digits than its factorization.

10420143433535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9971429158.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 10420143433535 its reverse (53533434102401), we get a palindrome (63953577535936).

The spelling of 10420143433535 in words is "ten trillion, four hundred twenty billion, one hundred forty-three million, four hundred thirty-three thousand, five hundred thirty-five".