561415354332 has 24 divisors (see below), whose sum is σ = 1497107611776. Its totient is φ = 160404386928.

The previous prime is 561415354259. The next prime is 561415354337. The reversal of 561415354332 is 233453514165.

It is a happy number.

It is a super-2 number, since 2×561415354332² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561415354337) 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, 3341757978 + ... + 3341758145.

It is an arithmetic number, because the mean of its divisors is an integer number (62379483824).

Almost surely, 2^561415354332 is an apocalyptic number.

It is an amenable number.

561415354332 is an abundant number, since it is smaller than the sum of its proper divisors (935692257444).

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

561415354332 is a wasteful number, since it uses less digits than its factorization.

561415354332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6683516137 (or 6683516135 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

Adding to 561415354332 its reverse (233453514165), we get a palindrome (794868868497).

The spelling of 561415354332 in words is "five hundred sixty-one billion, four hundred fifteen million, three hundred fifty-four thousand, three hundred thirty-two".