20251151754416 has 40 divisors (see below), whose sum is σ = 45321427863504. Its totient is φ = 8663594332160.

The previous prime is 20251151754413. The next prime is 20251151754473. The reversal of 20251151754416 is 61445715115202.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (20251151754413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3384213545 + ... + 3384219528.

Almost surely, 2^{20251151754416} is an apocalyptic number.

It is an amenable number.

20251151754416 is an abundant number, since it is smaller than the sum of its proper divisors (25070276109088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20251151754416 is a wasteful number, since it uses less digits than its factorization.

20251151754416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6768433109 (or 6768433103 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 44.

Adding to 20251151754416 its reverse (61445715115202), we get a palindrome (81696866869618).

The spelling of 20251151754416 in words is "twenty trillion, two hundred fifty-one billion, one hundred fifty-one million, seven hundred fifty-four thousand, four hundred sixteen".