155005313104 has 20 divisors (see below), whose sum is σ = 304552694880. Its totient is φ = 76411069280.

The previous prime is 155005313101. The next prime is 155005313129. The reversal of 155005313104 is 401313500551.

It is a super-2 number, since 2×155005313104² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155005313101) 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, 68223034 + ... + 68225305.

It is an arithmetic number, because the mean of its divisors is an integer number (15227634744).

Almost surely, 2^155005313104 is an apocalyptic number.

It is an amenable number.

155005313104 is a deficient number, since it is larger than the sum of its proper divisors (149547381776).

155005313104 is a wasteful number, since it uses less digits than its factorization.

155005313104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136448418 (or 136448412 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 155005313104 its reverse (401313500551), we get a palindrome (556318813655).

The spelling of 155005313104 in words is "one hundred fifty-five billion, five million, three hundred thirteen thousand, one hundred four".