1020612655363 has 8 divisors (see below), whose sum is σ = 1166424896000. Its totient is φ = 874803022920.

The previous prime is 1020612655357. The next prime is 1020612655379. The reversal of 1020612655363 is 3635562160201.

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

It is a cyclic number.

It is not a de Polignac number, because 1020612655363 - 2⁹ = 1020612654851 is a prime.

It is a super-2 number, since 2×1020612655363² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020612650363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274198 + ... + 1454788.

It is an arithmetic number, because the mean of its divisors is an integer number (145803112000).

Almost surely, 2^{1020612655363} is an apocalyptic number.

1020612655363 is a deficient number, since it is larger than the sum of its proper divisors (145812240637).

1020612655363 is a wasteful number, since it uses less digits than its factorization.

1020612655363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304097.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 1020612655363 in words is "one trillion, twenty billion, six hundred twelve million, six hundred fifty-five thousand, three hundred sixty-three".