155067069880 has 16 divisors (see below), whose sum is σ = 348900907320. Its totient is φ = 62026827936.

The previous prime is 155067069877. The next prime is 155067069917. The reversal of 155067069880 is 88960760551.

It is a super-2 number, since 2×155067069880² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1938338334 + ... + 1938338413.

Almost surely, 2^155067069880 is an apocalyptic number.

155067069880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155067069880 is an abundant number, since it is smaller than the sum of its proper divisors (193833837440).

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

155067069880 is a wasteful number, since it uses less digits than its factorization.

155067069880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876676758 (or 3876676754 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 55.

The spelling of 155067069880 in words is "one hundred fifty-five billion, sixty-seven million, sixty-nine thousand, eight hundred eighty".