254401111115542 has 8 divisors (see below), whose sum is σ = 381603680726616. Its totient is φ = 127199884206672.

The previous prime is 254401111115539. The next prime is 254401111115597. The reversal of 254401111115542 is 245511111104452.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335201743 + ... + 335959834.

It is an arithmetic number, because the mean of its divisors is an integer number (47700460090827).

Almost surely, 2^{254401111115542} is an apocalyptic number.

254401111115542 is a deficient number, since it is larger than the sum of its proper divisors (127202569611074).

254401111115542 is a wasteful number, since it uses less digits than its factorization.

254401111115542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671351102.

The product of its (nonzero) digits is 32000, while the sum is 37.

Adding to 254401111115542 its reverse (245511111104452), we get a palindrome (499912222219994).

The spelling of 254401111115542 in words is "two hundred fifty-four trillion, four hundred one billion, one hundred eleven million, one hundred fifteen thousand, five hundred forty-two".