101672157005 has 8 divisors (see below), whose sum is σ = 124308599832. Its totient is φ = 79803051328.

The previous prime is 101672156891. The next prime is 101672157011. The reversal of 101672157005 is 500751276101.

It can be written as a sum of positive squares in 4 ways, for example, as 54011154409 + 47661002596 = 232403^2 + 218314^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101672157005 - 2⁸ = 101672156749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191833994 + ... + 191834523.

It is an arithmetic number, because the mean of its divisors is an integer number (15538574979).

Almost surely, 2^101672157005 is an apocalyptic number.

It is an amenable number.

101672157005 is a deficient number, since it is larger than the sum of its proper divisors (22636442827).

101672157005 is an equidigital number, since it uses as much as digits as its factorization.

101672157005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383668575.

The product of its (nonzero) digits is 14700, while the sum is 35.

The spelling of 101672157005 in words is "one hundred one billion, six hundred seventy-two million, one hundred fifty-seven thousand, five".