20251224712078 has 8 divisors (see below), whose sum is σ = 30378048003072. Its totient is φ = 10125208711056.

The previous prime is 20251224712039. The next prime is 20251224712127. The reversal of 20251224712078 is 87021742215202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20251224712078² (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, 201759775 + ... + 201860122.

It is an arithmetic number, because the mean of its divisors is an integer number (3797256000384).

Almost surely, 2^{20251224712078} is an apocalyptic number.

20251224712078 is a deficient number, since it is larger than the sum of its proper divisors (10126823290994).

20251224712078 is a wasteful number, since it uses less digits than its factorization.

20251224712078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403644986.

The product of its (nonzero) digits is 250880, while the sum is 43.

The spelling of 20251224712078 in words is "twenty trillion, two hundred fifty-one billion, two hundred twenty-four million, seven hundred twelve thousand, seventy-eight".