65220120100670 has 16 divisors (see below), whose sum is σ = 118173674569248. Its totient is φ = 25915279509600.

The previous prime is 65220120100657. The next prime is 65220120100697. The reversal of 65220120100670 is 7600102102256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21596064749 + ... + 21596067768.

It is an arithmetic number, because the mean of its divisors is an integer number (7385854660578).

Almost surely, 2^{65220120100670} is an apocalyptic number.

65220120100670 is a deficient number, since it is larger than the sum of its proper divisors (52953554468578).

65220120100670 is a wasteful number, since it uses less digits than its factorization.

65220120100670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43192132675.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 65220120100670 in words is "sixty-five trillion, two hundred twenty billion, one hundred twenty million, one hundred thousand, six hundred seventy".