1020655715156 has 24 divisors (see below), whose sum is σ = 2226885197376. Its totient is φ = 397658070720.

The previous prime is 1020655715141. The next prime is 1020655715257. The reversal of 1020655715156 is 6515175560201.

1020655715156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656908321 + ... + 1656908936.

It is an arithmetic number, because the mean of its divisors is an integer number (92786883224).

Almost surely, 2^{1020655715156} is an apocalyptic number.

It is an amenable number.

1020655715156 is an abundant number, since it is smaller than the sum of its proper divisors (1206229482220).

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

1020655715156 is a wasteful number, since it uses less digits than its factorization.

1020655715156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313817279 (or 3313817277 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 44.

The spelling of 1020655715156 in words is "one trillion, twenty billion, six hundred fifty-five million, seven hundred fifteen thousand, one hundred fifty-six".