2023431423240 has 32 divisors (see below), whose sum is σ = 6070294270080. Its totient is φ = 539581712832.

The previous prime is 2023431423199. The next prime is 2023431423257. The reversal of 2023431423240 is 423241343202.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2023431423198 and 2023431423207.

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, 8430964144 + ... + 8430964383.

It is an arithmetic number, because the mean of its divisors is an integer number (189696695940).

Almost surely, 2^{2023431423240} is an apocalyptic number.

2023431423240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023431423240 is an abundant number, since it is smaller than the sum of its proper divisors (4046862846840).

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

2023431423240 is a wasteful number, since it uses less digits than its factorization.

2023431423240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16861928541 (or 16861928537 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 2023431423240 its reverse (423241343202), we get a palindrome (2446672766442).

The spelling of 2023431423240 in words is "two trillion, twenty-three billion, four hundred thirty-one million, four hundred twenty-three thousand, two hundred forty".