1010055540 has 72 divisors (see below), whose sum is σ = 3062471328. Its totient is φ = 248626560.

The previous prime is 1010055539. The next prime is 1010055551. The reversal of 1010055540 is 455500101.

1010055540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 39666 + ... + 59945.

It is an arithmetic number, because the mean of its divisors is an integer number (42534324).

Almost surely, 2^1010055540 is an apocalyptic number.

1010055540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010055540 is an abundant number, since it is smaller than the sum of its proper divisors (2052415788).

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

1010055540 is a wasteful number, since it uses less digits than its factorization.

1010055540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99649 (or 99634 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 1010055540 is about 31781.3709584719. The cubic root of 1010055540 is about 1003.3406741356.

Adding to 1010055540 its reverse (455500101), we get a palindrome (1465555641).

The spelling of 1010055540 in words is "one billion, ten million, fifty-five thousand, five hundred forty".