65542510400070 has 192 divisors, whose sum is σ = 182031155389440. Its totient is φ = 15050442401280.

The previous prime is 65542510400033. The next prime is 65542510400137. The reversal of 65542510400070 is 7000401524556.

It is a super-2 number, since 2×65542510400070² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 455612874 + ... + 455756706.

It is an arithmetic number, because the mean of its divisors is an integer number (948078934320).

Almost surely, 2^{65542510400070} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65542510400070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91015577694720).

65542510400070 is an abundant number, since it is smaller than the sum of its proper divisors (116488644989370).

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

65542510400070 is a wasteful number, since it uses less digits than its factorization.

65542510400070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150491 (or 150480 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 65542510400070 in words is "sixty-five trillion, five hundred forty-two billion, five hundred ten million, four hundred thousand, seventy".