155012016 has 40 divisors (see below), whose sum is σ = 408973824. Its totient is φ = 50570560.

The previous prime is 155011999. The next prime is 155012017. The reversal of 155012016 is 610210551.

155012016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 155011983 and 155012001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155012017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32100 + ... + 36611.

Almost surely, 2^155012016 is an apocalyptic number.

155012016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

155012016 is an abundant number, since it is smaller than the sum of its proper divisors (253961808).

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

155012016 is a wasteful number, since it uses less digits than its factorization.

155012016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68769 (or 68763 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 155012016 is about 12450.3821628093. The cubic root of 155012016 is about 537.1824160328.

Adding to 155012016 its reverse (610210551), we get a palindrome (765222567).

The spelling of 155012016 in words is "one hundred fifty-five million, twelve thousand, sixteen".