45555324520 has 32 divisors (see below), whose sum is σ = 102515301000. Its totient is φ = 18219317248.

The previous prime is 45555324497. The next prime is 45555324553. The reversal of 45555324520 is 2542355554.

45555324520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 36673016004 + 8882308516 = 191502^2 + 94246^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 184956 + ... + 354004.

Almost surely, 2^45555324520 is an apocalyptic number.

45555324520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45555324520 is an abundant number, since it is smaller than the sum of its proper divisors (56959976480).

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

45555324520 is a wasteful number, since it uses less digits than its factorization.

45555324520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175797 (or 175793 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 45555324520 in words is "forty-five billion, five hundred fifty-five million, three hundred twenty-four thousand, five hundred twenty".