23554055142 has 48 divisors (see below), whose sum is σ = 55088972640. Its totient is φ = 7251019776.

The previous prime is 23554055137. The next prime is 23554055177. The reversal of 23554055142 is 24155045532.

23554055142 is a `hidden beast` number, since 23 + 5 + 5 + 40 + 551 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 23554055097 and 23554055106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 968923 + ... + 992934.

It is an arithmetic number, because the mean of its divisors is an integer number (1147686930).

Almost surely, 2^23554055142 is an apocalyptic number.

23554055142 is an abundant number, since it is smaller than the sum of its proper divisors (31534917498).

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

23554055142 is a wasteful number, since it uses less digits than its factorization.

23554055142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961917 (or 1961914 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 23554055142 in words is "twenty-three billion, five hundred fifty-four million, fifty-five thousand, one hundred forty-two".