1054723686840 has 96 divisors (see below), whose sum is σ = 3454843092480. Its totient is φ = 279044994816.

The previous prime is 1054723686839. The next prime is 1054723686857. The reversal of 1054723686840 is 486863274501.

It is a happy number.

1054723686840 is a `hidden beast` number, since 1 + 0 + 547 + 2 + 36 + 8 + 68 + 4 + 0 = 666.

1054723686840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1054723686840² (a number of 25 digits) contains 22 as substring.

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, 11488879 + ... + 11580318.

It is an arithmetic number, because the mean of its divisors is an integer number (35987948880).

Almost surely, 2^{1054723686840} is an apocalyptic number.

1054723686840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054723686840 is an abundant number, since it is smaller than the sum of its proper divisors (2400119405640).

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

1054723686840 is a wasteful number, since it uses less digits than its factorization.

1054723686840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23069341 (or 23069334 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 1054723686840 in words is "one trillion, fifty-four billion, seven hundred twenty-three million, six hundred eighty-six thousand, eight hundred forty".