20042735513662 has 4 divisors (see below), whose sum is σ = 30064103270496. Its totient is φ = 10021367756830.

The previous prime is 20042735513659. The next prime is 20042735513681. The reversal of 20042735513662 is 26631553724002.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20042735513662² (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 as a sum of consecutive naturals, namely, 5010683878414 + ... + 5010683878417.

It is an arithmetic number, because the mean of its divisors is an integer number (7516025817624).

Almost surely, 2^{20042735513662} is an apocalyptic number.

20042735513662 is a deficient number, since it is larger than the sum of its proper divisors (10021367756834).

20042735513662 is a wasteful number, since it uses less digits than its factorization.

20042735513662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021367756833.

The product of its (nonzero) digits is 1814400, while the sum is 46.

The spelling of 20042735513662 in words is "twenty trillion, forty-two billion, seven hundred thirty-five million, five hundred thirteen thousand, six hundred sixty-two".