2251551532042 has 8 divisors (see below), whose sum is σ = 3486273340032. Its totient is φ = 1089460418700.

The previous prime is 2251551531991. The next prime is 2251551532063. The reversal of 2251551532042 is 2402351551522.

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

It is a junction number, because it is equal to n+sod(n) for n = 2251551531992 and 2251551532010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18157673584 + ... + 18157673707.

It is an arithmetic number, because the mean of its divisors is an integer number (435784167504).

Almost surely, 2^{2251551532042} is an apocalyptic number.

2251551532042 is a deficient number, since it is larger than the sum of its proper divisors (1234721807990).

2251551532042 is a wasteful number, since it uses less digits than its factorization.

2251551532042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36315347324.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 2251551532042 in words is "two trillion, two hundred fifty-one billion, five hundred fifty-one million, five hundred thirty-two thousand, forty-two".