20412494015426 has 8 divisors (see below), whose sum is σ = 30698685517824. Its totient is φ = 10179598842820.

The previous prime is 20412494015399. The next prime is 20412494015477. The reversal of 20412494015426 is 62451049421402.

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

It is a super-2 number, since 2×20412494015426² (a number of 27 digits) contains 22 as substring.

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, 13324081490 + ... + 13324083021.

It is an arithmetic number, because the mean of its divisors is an integer number (3837335689728).

Almost surely, 2^{20412494015426} is an apocalyptic number.

20412494015426 is a deficient number, since it is larger than the sum of its proper divisors (10286191502398).

20412494015426 is a wasteful number, since it uses less digits than its factorization.

20412494015426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26648164896.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 20412494015426 in words is "twenty trillion, four hundred twelve billion, four hundred ninety-four million, fifteen thousand, four hundred twenty-six".