4571022637140 has 96 divisors (see below), whose sum is σ = 12812970248064. Its totient is φ = 1217596423680.

The previous prime is 4571022637039. The next prime is 4571022637147. The reversal of 4571022637140 is 417362201754.

It is a junction number, because it is equal to n+sod(n) for n = 4571022637092 and 4571022637101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4571022637147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 455412202 + ... + 455422238.

It is an arithmetic number, because the mean of its divisors is an integer number (133468440084).

Almost surely, 2^{4571022637140} is an apocalyptic number.

It is an amenable number.

4571022637140 is an abundant number, since it is smaller than the sum of its proper divisors (8241947610924).

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

4571022637140 is a wasteful number, since it uses less digits than its factorization.

4571022637140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17657 (or 17655 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

Adding to 4571022637140 its reverse (417362201754), we get a palindrome (4988384838894).

The spelling of 4571022637140 in words is "four trillion, five hundred seventy-one billion, twenty-two million, six hundred thirty-seven thousand, one hundred forty".