15427670654101 has 4 divisors (see below), whose sum is σ = 15427785053772. Its totient is φ = 15427556254432.

The previous prime is 15427670654069. The next prime is 15427670654119. The reversal of 15427670654101 is 10145607672451.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10932214832100 + 4495455822001 = 3306390^2 + 2120249^2 .

It is a cyclic number.

It is not a de Polignac number, because 15427670654101 - 2⁵ = 15427670654069 is a prime.

It is a super-2 number, since 2×15427670654101² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15427670624101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56997310 + ... + 57267343.

It is an arithmetic number, because the mean of its divisors is an integer number (3856946263443).

Almost surely, 2^{15427670654101} is an apocalyptic number.

It is an amenable number.

15427670654101 is a deficient number, since it is larger than the sum of its proper divisors (114399671).

15427670654101 is a wasteful number, since it uses less digits than its factorization.

15427670654101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114399670.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 15427670654101 in words is "fifteen trillion, four hundred twenty-seven billion, six hundred seventy million, six hundred fifty-four thousand, one hundred one".