2651162135431 has 4 divisors (see below), whose sum is σ = 2652453497512. Its totient is φ = 2649870773352.

The previous prime is 2651162135393. The next prime is 2651162135473. The reversal of 2651162135431 is 1345312611562.

2651162135431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2651162135431 - 2¹¹ = 2651162133383 is a prime.

It is a super-2 number, since 2×2651162135431² (a number of 26 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 (2651162135131) 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, 645677961 + ... + 645682066.

It is an arithmetic number, because the mean of its divisors is an integer number (663113374378).

Almost surely, 2^{2651162135431} is an apocalyptic number.

2651162135431 is a deficient number, since it is larger than the sum of its proper divisors (1291362081).

2651162135431 is a wasteful number, since it uses less digits than its factorization.

2651162135431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291362080.

The product of its digits is 129600, while the sum is 40.

Adding to 2651162135431 its reverse (1345312611562), we get a palindrome (3996474746993).

The spelling of 2651162135431 in words is "two trillion, six hundred fifty-one billion, one hundred sixty-two million, one hundred thirty-five thousand, four hundred thirty-one".