1340436423410 has 64 divisors (see below), whose sum is σ = 2782659965184. Its totient is φ = 455390208000.

The previous prime is 1340436423373. The next prime is 1340436423413. The reversal of 1340436423410 is 143246340431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (1340436423413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6062810 + ... + 6280010.

It is an arithmetic number, because the mean of its divisors is an integer number (43479061956).

Almost surely, 2^{1340436423410} is an apocalyptic number.

1340436423410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340436423410 is an abundant number, since it is smaller than the sum of its proper divisors (1442223541774).

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

1340436423410 is a wasteful number, since it uses less digits than its factorization.

1340436423410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218019.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 1340436423410 in words is "one trillion, three hundred forty billion, four hundred thirty-six million, four hundred twenty-three thousand, four hundred ten".