155104000000 has 336 divisors, whose sum is σ = 401176896120. Its totient is φ = 59904000000.

The previous prime is 155103999977. The next prime is 155104000003. The reversal of 155104000000 is 401551.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155104000003) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1183999935 + ... + 1184000065.

Almost surely, 2^155104000000 is an apocalyptic number.

155104000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155104000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200588448060).

155104000000 is an abundant number, since it is smaller than the sum of its proper divisors (246072896120).

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

155104000000 is an frugal number, since it uses more digits than its factorization.

155104000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

Adding to 155104000000 its reverse (401551), we get a palindrome (155104401551).

The spelling of 155104000000 in words is "one hundred fifty-five billion, one hundred four million", and thus it is an aban number.