551142253222140 has 48 divisors (see below), whose sum is σ = 1576032315604992. Its totient is φ = 143844219279936.

The previous prime is 551142253222133. The next prime is 551142253222147. The reversal of 551142253222140 is 41222352241155.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (551142253222133) and next prime (551142253222147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551142253222147) 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, 97720254844 + ... + 97720260483.

It is an arithmetic number, because the mean of its divisors is an integer number (32834006575104).

Almost surely, 2^{551142253222140} is an apocalyptic number.

It is an amenable number.

551142253222140 is an abundant number, since it is smaller than the sum of its proper divisors (1024890062382852).

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

551142253222140 is a wasteful number, since it uses less digits than its factorization.

551142253222140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195440515386 (or 195440515384 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The spelling of 551142253222140 in words is "five hundred fifty-one trillion, one hundred forty-two billion, two hundred fifty-three million, two hundred twenty-two thousand, one hundred forty".