140420231210040 has 32 divisors (see below), whose sum is σ = 421260693630480. Its totient is φ = 37445394989312.

The previous prime is 140420231209991. The next prime is 140420231210087. The reversal of 140420231210040 is 40012132024041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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, 585084296589 + ... + 585084296828.

Almost surely, 2^{140420231210040} is an apocalyptic number.

140420231210040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140420231210040 is an abundant number, since it is smaller than the sum of its proper divisors (280840462420440).

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

140420231210040 is a wasteful number, since it uses less digits than its factorization.

140420231210040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170168593431 (or 1170168593427 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 140420231210040 its reverse (40012132024041), we get a palindrome (180432363234081).

The spelling of 140420231210040 in words is "one hundred forty trillion, four hundred twenty billion, two hundred thirty-one million, two hundred ten thousand, forty".