101452585156561 has 4 divisors (see below), whose sum is σ = 101452606541824. Its totient is φ = 101452563771300.

The previous prime is 101452585156547. The next prime is 101452585156591. The reversal of 101452585156561 is 165651585254101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101452585156561 - 2⁵ = 101452585156529 is a prime.

It is a super-2 number, since 2×101452585156561² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101452585156511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36945 + ... + 14244526.

It is an arithmetic number, because the mean of its divisors is an integer number (25363151635456).

Almost surely, 2^{101452585156561} is an apocalyptic number.

It is an amenable number.

101452585156561 is a deficient number, since it is larger than the sum of its proper divisors (21385263).

101452585156561 is an equidigital number, since it uses as much as digits as its factorization.

101452585156561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21385262.

The product of its (nonzero) digits is 7200000, while the sum is 55.

The spelling of 101452585156561 in words is "one hundred one trillion, four hundred fifty-two billion, five hundred eighty-five million, one hundred fifty-six thousand, five hundred sixty-one".