20251077524416 has 28 divisors (see below), whose sum is σ = 40186062218520. Its totient is φ = 10125455548160.

The previous prime is 20251077524371. The next prime is 20251077524449. The reversal of 20251077524416 is 61442577015202.

It is a happy number.

It is a super-2 number, since 2×20251077524416² (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 3 ways as a sum of consecutive naturals, for example, 6954426 + ... + 9426886.

Almost surely, 2^{20251077524416} is an apocalyptic number.

It is an amenable number.

20251077524416 is a deficient number, since it is larger than the sum of its proper divisors (19934984694104).

20251077524416 is a wasteful number, since it uses less digits than its factorization.

20251077524416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600452 (or 2600442 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 20251077524416 in words is "twenty trillion, two hundred fifty-one billion, seventy-seven million, five hundred twenty-four thousand, four hundred sixteen".