1020360555646 has 8 divisors (see below), whose sum is σ = 1531941148584. Its totient is φ = 509713506120.

The previous prime is 1020360555631. The next prime is 1020360555667. The reversal of 1020360555646 is 6465550630201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1020360555646² (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, 233383120 + ... + 233387491.

It is an arithmetic number, because the mean of its divisors is an integer number (191492643573).

Almost surely, 2^{1020360555646} is an apocalyptic number.

1020360555646 is a deficient number, since it is larger than the sum of its proper divisors (511580592938).

1020360555646 is a wasteful number, since it uses less digits than its factorization.

1020360555646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466771706.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 1020360555646 in words is "one trillion, twenty billion, three hundred sixty million, five hundred fifty-five thousand, six hundred forty-six".