1056162605454 has 72 divisors (see below), whose sum is σ = 2520900673200. Its totient is φ = 319336174080.

The previous prime is 1056162605419. The next prime is 1056162605483. The reversal of 1056162605454 is 4545062616501.

1056162605454 is a `hidden beast` number, since 1 + 0 + 5 + 616 + 26 + 0 + 5 + 4 + 5 + 4 = 666.

It is a super-2 number, since 2×1056162605454² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 437919 + ... + 1517925.

It is an arithmetic number, because the mean of its divisors is an integer number (35012509350).

Almost surely, 2^{1056162605454} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056162605454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1260450336600).

1056162605454 is an abundant number, since it is smaller than the sum of its proper divisors (1464738067746).

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

1056162605454 is a wasteful number, since it uses less digits than its factorization.

1056162605454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080486 (or 1080472 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 1056162605454 in words is "one trillion, fifty-six billion, one hundred sixty-two million, six hundred five thousand, four hundred fifty-four".