155505230054 has 8 divisors (see below), whose sum is σ = 233335015200. Its totient is φ = 77726891656.

The previous prime is 155505230051. The next prime is 155505230059. The reversal of 155505230054 is 450032505551.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 155505229996 and 155505230023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155505230051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12854129 + ... + 12866220.

It is an arithmetic number, because the mean of its divisors is an integer number (29166876900).

Almost surely, 2^155505230054 is an apocalyptic number.

155505230054 is a deficient number, since it is larger than the sum of its proper divisors (77829785146).

155505230054 is a wasteful number, since it uses less digits than its factorization.

155505230054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25723374.

The product of its (nonzero) digits is 75000, while the sum is 35.

The spelling of 155505230054 in words is "one hundred fifty-five billion, five hundred five million, two hundred thirty thousand, fifty-four".