5551142244520 has 32 divisors (see below), whose sum is σ = 12505940604000. Its totient is φ = 2217635466048.

The previous prime is 5551142244503. The next prime is 5551142244569. The reversal of 5551142244520 is 254422411555.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88137870 + ... + 88200829.

It is an arithmetic number, because the mean of its divisors is an integer number (390810643875).

Almost surely, 2^{5551142244520} is an apocalyptic number.

It is an amenable number.

5551142244520 is an abundant number, since it is smaller than the sum of its proper divisors (6954798359480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5551142244520 is a wasteful number, since it uses less digits than its factorization.

5551142244520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176339497 (or 176339493 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

The spelling of 5551142244520 in words is "five trillion, five hundred fifty-one billion, one hundred forty-two million, two hundred forty-four thousand, five hundred twenty".