155000545035340 has 24 divisors (see below), whose sum is σ = 325502018226000. Its totient is φ = 62000051604288.

The previous prime is 155000545035317. The next prime is 155000545035377. The reversal of 155000545035340 is 43530545000551.

It is a happy number.

It is a super-2 number, since 2×155000545035340² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 155000545035293 and 155000545035302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2620887 + ... + 17800846.

It is an arithmetic number, because the mean of its divisors is an integer number (13562584092750).

Almost surely, 2^{155000545035340} is an apocalyptic number.

155000545035340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155000545035340 is an abundant number, since it is smaller than the sum of its proper divisors (170501473190660).

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

155000545035340 is a wasteful number, since it uses less digits than its factorization.

155000545035340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20801241 (or 20801239 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 155000545035340 in words is "one hundred fifty-five trillion, five hundred forty-five million, thirty-five thousand, three hundred forty".