1050656117490 has 192 divisors, whose sum is σ = 3211746909696. Its totient is φ = 233330512896.

The previous prime is 1050656117477. The next prime is 1050656117501. The reversal of 1050656117490 is 947116560501.

1050656117490 is a `hidden beast` number, since 1 + 0 + 506 + 56 + 1 + 1 + 7 + 4 + 90 = 666.

It is a super-2 number, since 2×1050656117490² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3286422 + ... + 3591918.

It is an arithmetic number, because the mean of its divisors is an integer number (16727848488).

Almost surely, 2^{1050656117490} is an apocalyptic number.

1050656117490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1050656117490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1605873454848).

1050656117490 is an abundant number, since it is smaller than the sum of its proper divisors (2161090792206).

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

1050656117490 is a wasteful number, since it uses less digits than its factorization.

1050656117490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305673 (or 305670 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The spelling of 1050656117490 in words is "one trillion, fifty billion, six hundred fifty-six million, one hundred seventeen thousand, four hundred ninety".