155020333002 has 16 divisors (see below), whose sum is σ = 312784390080. Its totient is φ = 51216156992.

The previous prime is 155020332991. The next prime is 155020333003. The reversal of 155020333002 is 200333020551.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (155020333003) 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, 114321102 + ... + 114322457.

It is an arithmetic number, because the mean of its divisors is an integer number (19549024380).

Almost surely, 2^155020333002 is an apocalyptic number.

155020333002 is an abundant number, since it is smaller than the sum of its proper divisors (157764057078).

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

155020333002 is a wasteful number, since it uses less digits than its factorization.

155020333002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228643677.

The product of its (nonzero) digits is 2700, while the sum is 24.

Adding to 155020333002 its reverse (200333020551), we get a palindrome (355353353553).

The spelling of 155020333002 in words is "one hundred fifty-five billion, twenty million, three hundred thirty-three thousand, two".