2115145530501 has 8 divisors (see below), whose sum is σ = 2820378079680. Its totient is φ = 1410005000832.

The previous prime is 2115145530497. The next prime is 2115145530523. The reversal of 2115145530501 is 1050355415112.

It is a happy number.

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

It is not a de Polignac number, because 2115145530501 - 2² = 2115145530497 is a prime.

It is a super-2 number, since 2×2115145530501² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115145530541) 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, 22951225 + ... + 23043198.

It is an arithmetic number, because the mean of its divisors is an integer number (352547259960).

Almost surely, 2^{2115145530501} is an apocalyptic number.

It is an amenable number.

2115145530501 is a deficient number, since it is larger than the sum of its proper divisors (705232549179).

2115145530501 is a wasteful number, since it uses less digits than its factorization.

2115145530501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46009755.

The product of its (nonzero) digits is 15000, while the sum is 33.

The spelling of 2115145530501 in words is "two trillion, one hundred fifteen billion, one hundred forty-five million, five hundred thirty thousand, five hundred one".