1024655843740 has 12 divisors (see below), whose sum is σ = 2151777271896. Its totient is φ = 409862337488.

The previous prime is 1024655843719. The next prime is 1024655843807. The reversal of 1024655843740 is 473485564201.

It is a super-2 number, since 2×1024655843740² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25616396074 + ... + 25616396113.

It is an arithmetic number, because the mean of its divisors is an integer number (179314772658).

Almost surely, 2^{1024655843740} is an apocalyptic number.

1024655843740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1024655843740 is an abundant number, since it is smaller than the sum of its proper divisors (1127121428156).

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

1024655843740 is a wasteful number, since it uses less digits than its factorization.

1024655843740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51232792196 (or 51232792194 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 1024655843740 in words is "one trillion, twenty-four billion, six hundred fifty-five million, eight hundred forty-three thousand, seven hundred forty".