545212510550 has 48 divisors (see below), whose sum is σ = 1080587355840. Its totient is φ = 203949058560.

The previous prime is 545212510537. The next prime is 545212510613. The reversal of 545212510550 is 55015212545.

It is a super-2 number, since 2×545212510550² (a number of 24 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 545212510550.

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, 1909310 + ... + 2176209.

It is an arithmetic number, because the mean of its divisors is an integer number (22512236580).

Almost surely, 2^545212510550 is an apocalyptic number.

545212510550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545212510550 is a deficient number, since it is larger than the sum of its proper divisors (535374845290).

545212510550 is a wasteful number, since it uses less digits than its factorization.

545212510550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085705 (or 4085700 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 545212510550 in words is "five hundred forty-five billion, two hundred twelve million, five hundred ten thousand, five hundred fifty".