153055015440020 has 24 divisors (see below), whose sum is σ = 321415817335368. Its totient is φ = 61221951907200.

The previous prime is 153055015439957. The next prime is 153055015440097. The reversal of 153055015440020 is 20044510550351.

It can be written as a sum of positive squares in 4 ways, for example, as 3998704104976 + 149056311335044 = 1999676^2 + 12208862^2 .

It is a congruent number.

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, 25908050 + ... + 31262390.

It is an arithmetic number, because the mean of its divisors is an integer number (13392325722307).

Almost surely, 2^{153055015440020} is an apocalyptic number.

153055015440020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153055015440020 is an abundant number, since it is smaller than the sum of its proper divisors (168360801895348).

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

153055015440020 is a wasteful number, since it uses less digits than its factorization.

153055015440020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6783611 (or 6783609 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 153055015440020 its reverse (20044510550351), we get a palindrome (173099525990371).

The spelling of 153055015440020 in words is "one hundred fifty-three trillion, fifty-five billion, fifteen million, four hundred forty thousand, twenty".