101664451436 has 6 divisors (see below), whose sum is σ = 177912790020. Its totient is φ = 50832225716.

The previous prime is 101664451387. The next prime is 101664451439. The reversal of 101664451436 is 634154466101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101664451393 and 101664451402.

It is not an unprimeable number, because it can be changed into a prime (101664451439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12708056426 + ... + 12708056433.

It is an arithmetic number, because the mean of its divisors is an integer number (29652131670).

Almost surely, 2^101664451436 is an apocalyptic number.

It is an amenable number.

101664451436 is a deficient number, since it is larger than the sum of its proper divisors (76248338584).

101664451436 is a wasteful number, since it uses less digits than its factorization.

101664451436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25416112863 (or 25416112861 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 101664451436 in words is "one hundred one billion, six hundred sixty-four million, four hundred fifty-one thousand, four hundred thirty-six".