2661752952434 has 8 divisors (see below), whose sum is σ = 3992965064028. Its totient is φ = 1330764597760.

The previous prime is 2661752952433. The next prime is 2661752952457. The reversal of 2661752952434 is 4342592571662.

It can be written as a sum of positive squares in 2 ways, for example, as 2176076373409 + 485676579025 = 1475153^2 + 696905^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2661752952434² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2661752952434.

It is not an unprimeable number, because it can be changed into a prime (2661752952431) 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, 55909487 + ... + 55957074.

Almost surely, 2^{2661752952434} is an apocalyptic number.

2661752952434 is a deficient number, since it is larger than the sum of its proper divisors (1331212111594).

2661752952434 is a wasteful number, since it uses less digits than its factorization.

2661752952434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111878460.

The product of its digits is 21772800, while the sum is 56.

The spelling of 2661752952434 in words is "two trillion, six hundred sixty-one billion, seven hundred fifty-two million, nine hundred fifty-two thousand, four hundred thirty-four".