101849572464 has 20 divisors (see below), whose sum is σ = 263111395656. Its totient is φ = 33949857472.

The previous prime is 101849572411. The next prime is 101849572483. The reversal of 101849572464 is 464275948101.

It is a super-2 number, since 2×101849572464² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060932999 + ... + 1060933094.

Almost surely, 2^101849572464 is an apocalyptic number.

It is an amenable number.

101849572464 is an abundant number, since it is smaller than the sum of its proper divisors (161261823192).

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

101849572464 is a wasteful number, since it uses less digits than its factorization.

101849572464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121866104 (or 2121866098 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 101849572464 in words is "one hundred one billion, eight hundred forty-nine million, five hundred seventy-two thousand, four hundred sixty-four".