1025303255542 has 8 divisors (see below), whose sum is σ = 1538117986032. Its totient is φ = 512597260200.

The previous prime is 1025303255531. The next prime is 1025303255549. The reversal of 1025303255542 is 2455523035201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025303255549) 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, 27160209 + ... + 27197932.

It is an arithmetic number, because the mean of its divisors is an integer number (192264748254).

Almost surely, 2^{1025303255542} is an apocalyptic number.

1025303255542 is a deficient number, since it is larger than the sum of its proper divisors (512814730490).

1025303255542 is an equidigital number, since it uses as much as digits as its factorization.

1025303255542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54367574.

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 1025303255542 in words is "one trillion, twenty-five billion, three hundred three million, two hundred fifty-five thousand, five hundred forty-two".