45351212252 has 48 divisors (see below), whose sum is σ = 84058128000. Its totient is φ = 21349710144.

The previous prime is 45351212213. The next prime is 45351212267. The reversal of 45351212252 is 25221215354.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11367074 + ... + 11371062.

It is an arithmetic number, because the mean of its divisors is an integer number (1751211000).

Almost surely, 2^45351212252 is an apocalyptic number.

It is an amenable number.

45351212252 is a deficient number, since it is larger than the sum of its proper divisors (38706915748).

45351212252 is a wasteful number, since it uses less digits than its factorization.

45351212252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4898 (or 4896 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The spelling of 45351212252 in words is "forty-five billion, three hundred fifty-one million, two hundred twelve thousand, two hundred fifty-two".