1423124434440 has 192 divisors, whose sum is σ = 4895914795200. Its totient is φ = 357892286976.

The previous prime is 1423124434363. The next prime is 1423124434441. The reversal of 1423124434440 is 444344213241.

1423124434440 is a `hidden beast` number, since 1 + 4 + 2 + 31 + 244 + 344 + 40 = 666.

It is a super-2 number, since 2×1423124434440² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1423124434395 and 1423124434404.

It is not an unprimeable number, because it can be changed into a prime (1423124434441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1136134 + ... + 2033973.

It is an arithmetic number, because the mean of its divisors is an integer number (25499556225).

Almost surely, 2^{1423124434440} is an apocalyptic number.

1423124434440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423124434440 is an abundant number, since it is smaller than the sum of its proper divisors (3472790360760).

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

1423124434440 is a wasteful number, since it uses less digits than its factorization.

1423124434440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170196 (or 3170189 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 1423124434440 its reverse (444344213241), we get a palindrome (1867468647681).

The spelling of 1423124434440 in words is "one trillion, four hundred twenty-three billion, one hundred twenty-four million, four hundred thirty-four thousand, four hundred forty".