2151200042426 has 8 divisors (see below), whose sum is σ = 3279698425524. Its totient is φ = 1057967233920.

The previous prime is 2151200042423. The next prime is 2151200042429. The reversal of 2151200042426 is 6242400021512.

It is an interprime number because it is at equal distance from previous prime (2151200042423) and next prime (2151200042429).

It can be written as a sum of positive squares in 2 ways, for example, as 2138306667025 + 12893375401 = 1462295^2 + 113549^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2151200042423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8816393495 + ... + 8816393738.

Almost surely, 2^{2151200042426} is an apocalyptic number.

2151200042426 is a deficient number, since it is larger than the sum of its proper divisors (1128498383098).

2151200042426 is a wasteful number, since it uses less digits than its factorization.

2151200042426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17632787296.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 2151200042426 its reverse (6242400021512), we get a palindrome (8393600063938).

The spelling of 2151200042426 in words is "two trillion, one hundred fifty-one billion, two hundred million, forty-two thousand, four hundred twenty-six".