45451619206 has 32 divisors (see below), whose sum is σ = 80634746880. Its totient is φ = 18800359200.

The previous prime is 45451619201. The next prime is 45451619207. The reversal of 45451619206 is 60291615454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45451619201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1113091 + ... + 1153201.

It is an arithmetic number, because the mean of its divisors is an integer number (2519835840).

Almost surely, 2^45451619206 is an apocalyptic number.

45451619206 is a deficient number, since it is larger than the sum of its proper divisors (35183127674).

45451619206 is a wasteful number, since it uses less digits than its factorization.

45451619206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42940.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 45451619206 in words is "forty-five billion, four hundred fifty-one million, six hundred nineteen thousand, two hundred six".