1061051000550 has 48 divisors (see below), whose sum is σ = 2631469224000. Its totient is φ = 282940187040.

The previous prime is 1061051000533. The next prime is 1061051000567. The reversal of 1061051000550 is 550001501601.

It is an interprime number because it is at equal distance from previous prime (1061051000533) and next prime (1061051000567).

It is a super-2 number, since 2×1061051000550² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1061051000550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11679201 + ... + 11769699.

It is an arithmetic number, because the mean of its divisors is an integer number (54822275500).

Almost surely, 2^{1061051000550} is an apocalyptic number.

1061051000550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1061051000550 is an abundant number, since it is smaller than the sum of its proper divisors (1570418223450).

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

1061051000550 is a wasteful number, since it uses less digits than its factorization.

1061051000550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168677 (or 168672 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The spelling of 1061051000550 in words is "one trillion, sixty-one billion, fifty-one million, five hundred fifty", and thus it is an aban number.