1400341000520 has 256 divisors, whose sum is σ = 4001629201920. Its totient is φ = 431959080960.

The previous prime is 1400341000501. The next prime is 1400341000543. The reversal of 1400341000520 is 250001430041.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1400341000492 and 1400341000501.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36130592 + ... + 36169328.

It is an arithmetic number, because the mean of its divisors is an integer number (15631364070).

Almost surely, 2^{1400341000520} is an apocalyptic number.

1400341000520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400341000520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2000814600960).

1400341000520 is an abundant number, since it is smaller than the sum of its proper divisors (2601288201400).

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

1400341000520 is a wasteful number, since it uses less digits than its factorization.

1400341000520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38885 (or 38859 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1400341000520 its reverse (250001430041), we get a palindrome (1650342430561).

The spelling of 1400341000520 in words is "one trillion, four hundred billion, three hundred forty-one million, five hundred twenty", and thus it is an aban number.