201250145715 has 8 divisors (see below), whose sum is σ = 322000233168. Its totient is φ = 107333411040.

The previous prime is 201250145711. The next prime is 201250145753. The reversal of 201250145715 is 517541052102.

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

It is not a de Polignac number, because 201250145715 - 2² = 201250145711 is a prime.

It is a super-2 number, since 2×201250145715² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201250145711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6708338176 + ... + 6708338205.

It is an arithmetic number, because the mean of its divisors is an integer number (40250029146).

Almost surely, 2^201250145715 is an apocalyptic number.

201250145715 is a deficient number, since it is larger than the sum of its proper divisors (120750087453).

201250145715 is a wasteful number, since it uses less digits than its factorization.

201250145715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13416676389.

The product of its (nonzero) digits is 14000, while the sum is 33.

Adding to 201250145715 its reverse (517541052102), we get a palindrome (718791197817).

The spelling of 201250145715 in words is "two hundred one billion, two hundred fifty million, one hundred forty-five thousand, seven hundred fifteen".