5642357720061 has 8 divisors (see below), whose sum is σ = 7523171027424. Its totient is φ = 3761558113040.

The previous prime is 5642357720023. The next prime is 5642357720093. The reversal of 5642357720061 is 1600277532465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5642357720061 - 2¹¹ = 5642357718013 is a prime.

It is a super-2 number, since 2×5642357720061² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642357700061) 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, 2422170 + ... + 4141451.

It is an arithmetic number, because the mean of its divisors is an integer number (940396378428).

Almost surely, 2^{5642357720061} is an apocalyptic number.

It is an amenable number.

5642357720061 is a deficient number, since it is larger than the sum of its proper divisors (1880813307363).

5642357720061 is a wasteful number, since it uses less digits than its factorization.

5642357720061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6850171.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 5642357720061 in words is "five trillion, six hundred forty-two billion, three hundred fifty-seven million, seven hundred twenty thousand, sixty-one".