65601106051620 has 96 divisors (see below), whose sum is σ = 188649778778496. Its totient is φ = 17020622361600.

The previous prime is 65601106051619. The next prime is 65601106051627. The reversal of 65601106051620 is 2615060110656.

It is a super-2 number, since 2×65601106051620² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65601106051627) 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, 291953115 + ... + 292177725.

It is an arithmetic number, because the mean of its divisors is an integer number (1965101862276).

Almost surely, 2^{65601106051620} is an apocalyptic number.

65601106051620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65601106051620 is an abundant number, since it is smaller than the sum of its proper divisors (123048672726876).

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

65601106051620 is a wasteful number, since it uses less digits than its factorization.

65601106051620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356221 (or 356219 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 65601106051620 in words is "sixty-five trillion, six hundred one billion, one hundred six million, fifty-one thousand, six hundred twenty".