1000613355640 has 64 divisors (see below), whose sum is σ = 2278604390400. Its totient is φ = 395431843968.

The previous prime is 1000613355631. The next prime is 1000613355641. The reversal of 1000613355640 is 465533160001.

It is a super-2 number, since 2×1000613355640² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1000613355596 and 1000613355605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000613355641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802047 + ... + 1626193.

It is an arithmetic number, because the mean of its divisors is an integer number (35603193600).

Almost surely, 2^{1000613355640} is an apocalyptic number.

1000613355640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000613355640 is an abundant number, since it is smaller than the sum of its proper divisors (1277991034760).

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

1000613355640 is a wasteful number, since it uses less digits than its factorization.

1000613355640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824524 (or 824520 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 1000613355640 in words is "one trillion, six hundred thirteen million, three hundred fifty-five thousand, six hundred forty".