101606453451 has 12 divisors (see below), whose sum is σ = 155398105512. Its totient is φ = 63753068736.

The previous prime is 101606453449. The next prime is 101606453453. The reversal of 101606453451 is 154354606101.

101606453451 is a `hidden beast` number, since 1 + 0 + 1 + 6 + 0 + 645 + 3 + 4 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (101606453449) and next prime (101606453453).

It is not a de Polignac number, because 101606453451 - 2¹ = 101606453449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101606453453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 332047081 + ... + 332047386.

It is an arithmetic number, because the mean of its divisors is an integer number (12949842126).

Almost surely, 2^101606453451 is an apocalyptic number.

101606453451 is a deficient number, since it is larger than the sum of its proper divisors (53791652061).

101606453451 is a wasteful number, since it uses less digits than its factorization.

101606453451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664094490 (or 664094487 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 101606453451 in words is "one hundred one billion, six hundred six million, four hundred fifty-three thousand, four hundred fifty-one".