1542558552451 has 8 divisors (see below), whose sum is σ = 1800433082880. Its totient is φ = 1294061277768.

The previous prime is 1542558552421. The next prime is 1542558552481.

1542558552451 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (1542558552421) and next prime (1542558552481).

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

It is not a de Polignac number, because 1542558552451 - 2¹⁵ = 1542558519683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1542558552421) 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, 2344313581 + ... + 2344314238.

It is an arithmetic number, because the mean of its divisors is an integer number (225054135360).

Almost surely, 2^{1542558552451} is an apocalyptic number.

1542558552451 is a deficient number, since it is larger than the sum of its proper divisors (257874530429).

1542558552451 is an equidigital number, since it uses as much as digits as its factorization.

1542558552451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4688627873.

The product of its digits is 8000000, while the sum is 52.

Subtracting from 1542558552451 its product of digits (8000000), we obtain a palindrome (1542550552451).

The spelling of 1542558552451 in words is "one trillion, five hundred forty-two billion, five hundred fifty-eight million, five hundred fifty-two thousand, four hundred fifty-one".