254452121342 has 16 divisors (see below), whose sum is σ = 393175609200. Its totient is φ = 123433300032.

The previous prime is 254452121333. The next prime is 254452121383. The reversal of 254452121342 is 243121254452.

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, 9915863 + ... + 9941490.

It is an arithmetic number, because the mean of its divisors is an integer number (24573475575).

Almost surely, 2^254452121342 is an apocalyptic number.

254452121342 is a deficient number, since it is larger than the sum of its proper divisors (138723487858).

254452121342 is a wasteful number, since it uses less digits than its factorization.

254452121342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19857547.

The product of its digits is 76800, while the sum is 35.

Adding to 254452121342 its reverse (243121254452), we get a palindrome (497573375794).

The spelling of 254452121342 in words is "two hundred fifty-four billion, four hundred fifty-two million, one hundred twenty-one thousand, three hundred forty-two".