542155145153142 has 16 divisors (see below), whose sum is σ = 1084501966225392. Its totient is φ = 180686435731200.

The previous prime is 542155145153129. The next prime is 542155145153177. The reversal of 542155145153142 is 241351541551245.

It is a junction number, because it is equal to n+sod(n) for n = 542155145153091 and 542155145153100.

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, 7986459859 + ... + 7986527742.

It is an arithmetic number, because the mean of its divisors is an integer number (67781372889087).

Almost surely, 2^{542155145153142} is an apocalyptic number.

542155145153142 is an abundant number, since it is smaller than the sum of its proper divisors (542346821072250).

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

542155145153142 is a wasteful number, since it uses less digits than its factorization.

542155145153142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15972993263.

The product of its digits is 2400000, while the sum is 48.

The spelling of 542155145153142 in words is "five hundred forty-two trillion, one hundred fifty-five billion, one hundred forty-five million, one hundred fifty-three thousand, one hundred forty-two".