615041412 has 12 divisors (see below), whose sum is σ = 1435096656. Its totient is φ = 205013800.

The previous prime is 615041387. The next prime is 615041443. The reversal of 615041412 is 214140516.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×615041412³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25626714 + ... + 25626737.

It is an arithmetic number, because the mean of its divisors is an integer number (119591388).

Almost surely, 2^615041412 is an apocalyptic number.

It is an amenable number.

615041412 is an abundant number, since it is smaller than the sum of its proper divisors (820055244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

615041412 is a wasteful number, since it uses less digits than its factorization.

615041412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51253458 (or 51253456 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 615041412 is about 24800.0284677256. The cubic root of 615041412 is about 850.4225866422.

Adding to 615041412 its reverse (214140516), we get a palindrome (829181928).

The spelling of 615041412 in words is "six hundred fifteen million, forty-one thousand, four hundred twelve".