45553515242 has 16 divisors (see below), whose sum is σ = 68443704000. Its totient is φ = 22738980000.

The previous prime is 45553515221. The next prime is 45553515247. The reversal of 45553515242 is 24251535554.

It is a super-4 number, since 4×45553515242⁴ (a number of 44 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45553515242.

It is not an unprimeable number, because it can be changed into a prime (45553515247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3305867 + ... + 3319617.

It is an arithmetic number, because the mean of its divisors is an integer number (4277731500).

Almost surely, 2^45553515242 is an apocalyptic number.

45553515242 is a deficient number, since it is larger than the sum of its proper divisors (22890188758).

45553515242 is a wasteful number, since it uses less digits than its factorization.

45553515242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16381.

The product of its digits is 600000, while the sum is 41.

The spelling of 45553515242 in words is "forty-five billion, five hundred fifty-three million, five hundred fifteen thousand, two hundred forty-two".