2661102521432 has 16 divisors (see below), whose sum is σ = 4992683783400. Its totient is φ = 1329720179200.

The previous prime is 2661102521431. The next prime is 2661102521471. The reversal of 2661102521432 is 2341252011662.

It is a junction number, because it is equal to n+sod(n) for n = 2661102521392 and 2661102521401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661102521431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103871582 + ... + 103897197.

Almost surely, 2^{2661102521432} is an apocalyptic number.

It is an amenable number.

2661102521432 is a deficient number, since it is larger than the sum of its proper divisors (2331581261968).

2661102521432 is a wasteful number, since it uses less digits than its factorization.

2661102521432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207770386 (or 207770382 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 2661102521432 in words is "two trillion, six hundred sixty-one billion, one hundred two million, five hundred twenty-one thousand, four hundred thirty-two".