55867800142 has 32 divisors (see below), whose sum is σ = 104620875264. Its totient is φ = 21737335200.

The previous prime is 55867800119. The next prime is 55867800169. The reversal of 55867800142 is 24100876855.

It is a super-2 number, since 2×55867800142² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55867800092 and 55867800101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129709 + ... + 358552.

It is an arithmetic number, because the mean of its divisors is an integer number (3269402352).

Almost surely, 2^55867800142 is an apocalyptic number.

55867800142 is a deficient number, since it is larger than the sum of its proper divisors (48753075122).

55867800142 is a wasteful number, since it uses less digits than its factorization.

55867800142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489024.

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 55867800142 in words is "fifty-five billion, eight hundred sixty-seven million, eight hundred thousand, one hundred forty-two".