152420320344020 has 48 divisors (see below), whose sum is σ = 334000692684288. Its totient is φ = 58317098653440.

The previous prime is 152420320344007. The next prime is 152420320344023. The reversal of 152420320344020 is 20443023024251.

It is a super-2 number, since 2×152420320344020² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152420320344023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143561957 + ... + 144619763.

It is an arithmetic number, because the mean of its divisors is an integer number (6958347764256).

Almost surely, 2^{152420320344020} is an apocalyptic number.

152420320344020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152420320344020 is an abundant number, since it is smaller than the sum of its proper divisors (181580372340268).

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

152420320344020 is a wasteful number, since it uses less digits than its factorization.

152420320344020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371080 (or 1371078 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 152420320344020 its reverse (20443023024251), we get a palindrome (172863343368271).

The spelling of 152420320344020 in words is "one hundred fifty-two trillion, four hundred twenty billion, three hundred twenty million, three hundred forty-four thousand, twenty".