45015203542 has 16 divisors (see below), whose sum is σ = 70237112400. Its totient is φ = 21611409120.

The previous prime is 45015203507. The next prime is 45015203593. The reversal of 45015203542 is 24530251054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2133492 + ... + 2154487.

It is an arithmetic number, because the mean of its divisors is an integer number (4389819525).

Almost surely, 2^45015203542 is an apocalyptic number.

45015203542 is a deficient number, since it is larger than the sum of its proper divisors (25221908858).

45015203542 is a wasteful number, since it uses less digits than its factorization.

45015203542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288191.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 45015203542 its reverse (24530251054), we get a palindrome (69545454596).

The spelling of 45015203542 in words is "forty-five billion, fifteen million, two hundred three thousand, five hundred forty-two".