45551534111554 has 32 divisors (see below), whose sum is σ = 76235543133120. Its totient is φ = 20286131194368.

The previous prime is 45551534111521. The next prime is 45551534111557. The reversal of 45551534111554 is 45511143515554.

It is a junction number, because it is equal to n+sod(n) for n = 45551534111498 and 45551534111507.

It is not an unprimeable number, because it can be changed into a prime (45551534111557) 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, 37021812 + ... + 38232415.

It is an arithmetic number, because the mean of its divisors is an integer number (2382360722910).

Almost surely, 2^{45551534111554} is an apocalyptic number.

45551534111554 is a deficient number, since it is larger than the sum of its proper divisors (30684009021566).

45551534111554 is a wasteful number, since it uses less digits than its factorization.

45551534111554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75255202.

The product of its digits is 3000000, while the sum is 49.

The spelling of 45551534111554 in words is "forty-five trillion, five hundred fifty-one billion, five hundred thirty-four million, one hundred eleven thousand, five hundred fifty-four".