1058454797958 has 32 divisors (see below), whose sum is σ = 2370076917120. Its totient is φ = 350124994440.

The previous prime is 1058454797951. The next prime is 1058454797977. The reversal of 1058454797958 is 8597974548501.

It is a happy number.

1058454797958 is a `hidden beast` number, since 1 + 0 + 5 + 8 + 4 + 547 + 9 + 79 + 5 + 8 = 666.

It is a super-2 number, since 2×1058454797958² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1058454797951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74805960 + ... + 74820107.

It is an arithmetic number, because the mean of its divisors is an integer number (74064903660).

Almost surely, 2^{1058454797958} is an apocalyptic number.

1058454797958 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1058454797958 is an abundant number, since it is smaller than the sum of its proper divisors (1311622119162).

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

1058454797958 is a wasteful number, since it uses less digits than its factorization.

1058454797958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149626209 (or 149626203 counting only the distinct ones).

The product of its (nonzero) digits is 508032000, while the sum is 72.

The spelling of 1058454797958 in words is "one trillion, fifty-eight billion, four hundred fifty-four million, seven hundred ninety-seven thousand, nine hundred fifty-eight".