2451550551542 has 16 divisors (see below), whose sum is σ = 3688835078400. Its totient is φ = 1221944557032.

The previous prime is 2451550551521. The next prime is 2451550551553.

It is a happy number.

2451550551542 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2451550551493 and 2451550551502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563042 + ... + 2284757.

It is an arithmetic number, because the mean of its divisors is an integer number (230552192400).

Almost surely, 2^{2451550551542} is an apocalyptic number.

2451550551542 is a deficient number, since it is larger than the sum of its proper divisors (1237284526858).

2451550551542 is a wasteful number, since it uses less digits than its factorization.

2451550551542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849147.

The product of its (nonzero) digits is 1000000, while the sum is 44.

Adding to 2451550551542 its product of nonzero digits (1000000), we get a palindrome (2451551551542).

The spelling of 2451550551542 in words is "two trillion, four hundred fifty-one billion, five hundred fifty million, five hundred fifty-one thousand, five hundred forty-two".