1054512512540 has 24 divisors (see below), whose sum is σ = 2214573280080. Its totient is φ = 421786528128.

The previous prime is 1054512512503. The next prime is 1054512512569. The reversal of 1054512512540 is 452152154501.

It is a super-2 number, since 2×1054512512540² (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 1054512512540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682097 + ... + 1604456.

It is an arithmetic number, because the mean of its divisors is an integer number (92273886670).

Almost surely, 2^{1054512512540} is an apocalyptic number.

1054512512540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054512512540 is an abundant number, since it is smaller than the sum of its proper divisors (1160060767540).

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

1054512512540 is a wasteful number, since it uses less digits than its factorization.

1054512512540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309621 (or 2309619 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 35.

The spelling of 1054512512540 in words is "one trillion, fifty-four billion, five hundred twelve million, five hundred twelve thousand, five hundred forty".