45212132050000 has 60 divisors (see below), whose sum is σ = 109491124549212. Its totient is φ = 18084852800000.

The previous prime is 45212132049991. The next prime is 45212132050013. The reversal of 45212132050000 is 5023121254.

It can be written as a sum of positive squares in 6 ways, for example, as 40522187415616 + 4689944634384 = 6365704^2 + 2165628^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452071321 + ... + 452171320.

Almost surely, 2^{45212132050000} is an apocalyptic number.

45212132050000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45212132050000 is an abundant number, since it is smaller than the sum of its proper divisors (64278992499212).

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

45212132050000 is an frugal number, since it uses more digits than its factorization.

45212132050000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904242674 (or 904242648 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 45212132050000 its reverse (5023121254), we get a palindrome (45217155171254).

The spelling of 45212132050000 in words is "forty-five trillion, two hundred twelve billion, one hundred thirty-two million, fifty thousand".