20135745551062 has 16 divisors (see below), whose sum is σ = 30328705169280. Its totient is φ = 10026215647488.

The previous prime is 20135745551039. The next prime is 20135745551197. The reversal of 20135745551062 is 26015554753102.

It is a super-2 number, since 2×20135745551062² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8573958 + ... + 10666969.

It is an arithmetic number, because the mean of its divisors is an integer number (1895544073080).

Almost surely, 2^{20135745551062} is an apocalyptic number.

20135745551062 is a deficient number, since it is larger than the sum of its proper divisors (10192959618218).

20135745551062 is a wasteful number, since it uses less digits than its factorization.

20135745551062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19243095.

The product of its (nonzero) digits is 1260000, while the sum is 46.

The spelling of 20135745551062 in words is "twenty trillion, one hundred thirty-five billion, seven hundred forty-five million, five hundred fifty-one thousand, sixty-two".