1000655161650 has 72 divisors (see below), whose sum is σ = 2689001799120. Its totient is φ = 266784311520.

The previous prime is 1000655161637. The next prime is 1000655161651. The reversal of 1000655161650 is 561615560001.

1000655161650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1000655161651) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1889941 + ... + 2360759.

It is an arithmetic number, because the mean of its divisors is an integer number (37347247210).

Almost surely, 2^{1000655161650} is an apocalyptic number.

1000655161650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000655161650 is an abundant number, since it is smaller than the sum of its proper divisors (1688346637470).

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

1000655161650 is a wasteful number, since it uses less digits than its factorization.

1000655161650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475560 (or 475552 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 1000655161650 in words is "one trillion, six hundred fifty-five million, one hundred sixty-one thousand, six hundred fifty".