152397421446 has 16 divisors (see below), whose sum is σ = 304799618304. Its totient is φ = 50798344584.

The previous prime is 152397421409. The next prime is 152397421447. The reversal of 152397421446 is 644124793251.

152397421446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 152397421395 and 152397421404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152397421447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320031 + ... + 638133.

It is an arithmetic number, because the mean of its divisors is an integer number (19049976144).

Almost surely, 2^152397421446 is an apocalyptic number.

152397421446 is an abundant number, since it is smaller than the sum of its proper divisors (152402196858).

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

152397421446 is a wasteful number, since it uses less digits than its factorization.

152397421446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397955.

The product of its digits is 1451520, while the sum is 48.

The spelling of 152397421446 in words is "one hundred fifty-two billion, three hundred ninety-seven million, four hundred twenty-one thousand, four hundred forty-six".