155041039999 has 8 divisors (see below), whose sum is σ = 157215478112. Its totient is φ = 152867969280.

The previous prime is 155041039997. The next prime is 155041040017. The reversal of 155041039999 is 999930140551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 155041039999 - 2¹ = 155041039997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155041039997) 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, 112419 + ... + 568084.

It is an arithmetic number, because the mean of its divisors is an integer number (19651934764).

Almost surely, 2^155041039999 is an apocalyptic number.

155041039999 is a deficient number, since it is larger than the sum of its proper divisors (2174438113).

155041039999 is an equidigital number, since it uses as much as digits as its factorization.

155041039999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683697.

The product of its (nonzero) digits is 1968300, while the sum is 55.

The spelling of 155041039999 in words is "one hundred fifty-five billion, forty-one million, thirty-nine thousand, nine hundred ninety-nine".