2025551331042 has 16 divisors (see below), whose sum is σ = 4051117604352. Its totient is φ = 675181286640.

The previous prime is 2025551330983. The next prime is 2025551331043. The reversal of 2025551331042 is 2401331555202.

It is a junction number, because it is equal to n+sod(n) for n = 2025551330994 and 2025551331012.

It is not an unprimeable number, because it can be changed into a prime (2025551331043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970367 + ... + 2816637.

It is an arithmetic number, because the mean of its divisors is an integer number (253194850272).

Almost surely, 2^{2025551331042} is an apocalyptic number.

2025551331042 is an abundant number, since it is smaller than the sum of its proper divisors (2025566273310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2025551331042 is a wasteful number, since it uses less digits than its factorization.

2025551331042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245193.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 2025551331042 its reverse (2401331555202), we get a palindrome (4426882886244).

The spelling of 2025551331042 in words is "two trillion, twenty-five billion, five hundred fifty-one million, three hundred thirty-one thousand, forty-two".