143920597420 has 12 divisors (see below), whose sum is σ = 302233254624. Its totient is φ = 57568238960.

The previous prime is 143920597399. The next prime is 143920597423. The reversal of 143920597420 is 24795029341.

It is not an unprimeable number, because it can be changed into a prime (143920597423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3598014916 + ... + 3598014955.

It is an arithmetic number, because the mean of its divisors is an integer number (25186104552).

Almost surely, 2^143920597420 is an apocalyptic number.

143920597420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143920597420 is an abundant number, since it is smaller than the sum of its proper divisors (158312657204).

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

143920597420 is a wasteful number, since it uses less digits than its factorization.

143920597420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7196029880 (or 7196029878 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 143920597420 in words is "one hundred forty-three billion, nine hundred twenty million, five hundred ninety-seven thousand, four hundred twenty".