41515775452645 has 16 divisors (see below), whose sum is σ = 53651925879552. Its totient is φ = 30657363462720.

The previous prime is 41515775452631. The next prime is 41515775452673. The reversal of 41515775452645 is 54625457751514.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-41515775452645 is a prime.

It is a super-2 number, since 2×41515775452645² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16810 + ... + 9112180.

It is an arithmetic number, because the mean of its divisors is an integer number (3353245367472).

Almost surely, 2^{41515775452645} is an apocalyptic number.

It is an amenable number.

41515775452645 is a deficient number, since it is larger than the sum of its proper divisors (12136150426907).

41515775452645 is a wasteful number, since it uses less digits than its factorization.

41515775452645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9165612.

The product of its digits is 117600000, while the sum is 61.

The spelling of 41515775452645 in words is "forty-one trillion, five hundred fifteen billion, seven hundred seventy-five million, four hundred fifty-two thousand, six hundred forty-five".