10642116852638 has 8 divisors (see below), whose sum is σ = 15963618673080. Its totient is φ = 5320910628280.

The previous prime is 10642116852607. The next prime is 10642116852659. The reversal of 10642116852638 is 83625861124601.

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

It is a super-2 number, since 2×10642116852638² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10642116852638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73808993 + ... + 73953036.

It is an arithmetic number, because the mean of its divisors is an integer number (1995452334135).

Almost surely, 2^{10642116852638} is an apocalyptic number.

10642116852638 is a deficient number, since it is larger than the sum of its proper divisors (5321501820442).

10642116852638 is a wasteful number, since it uses less digits than its factorization.

10642116852638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147798042.

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 10642116852638 in words is "ten trillion, six hundred forty-two billion, one hundred sixteen million, eight hundred fifty-two thousand, six hundred thirty-eight".