45551233215506 has 16 divisors (see below), whose sum is σ = 70432767858816. Its totient is φ = 22082701641456.

The previous prime is 45551233215463. The next prime is 45551233215619. The reversal of 45551233215506 is 60551233215554.

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 2264417921 + ... + 2264438036.

It is an arithmetic number, because the mean of its divisors is an integer number (4402047991176).

Almost surely, 2^{45551233215506} is an apocalyptic number.

45551233215506 is a deficient number, since it is larger than the sum of its proper divisors (24881534643310).

45551233215506 is a wasteful number, since it uses less digits than its factorization.

45551233215506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4528856113.

The product of its (nonzero) digits is 2700000, while the sum is 47.

The spelling of 45551233215506 in words is "forty-five trillion, five hundred fifty-one billion, two hundred thirty-three million, two hundred fifteen thousand, five hundred six".