61462203520 has 32 divisors (see below), whose sum is σ = 146933081820. Its totient is φ = 24584881152.

The previous prime is 61462203499. The next prime is 61462203521. The reversal of 61462203520 is 2530226416.

61462203520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 59212408896 + 2249794624 = 243336^2 + 47432^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (61462203521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48016707 + ... + 48017986.

Almost surely, 2^61462203520 is an apocalyptic number.

It is an amenable number.

61462203520 is an abundant number, since it is smaller than the sum of its proper divisors (85470878300).

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

61462203520 is an equidigital number, since it uses as much as digits as its factorization.

61462203520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96034712 (or 96034700 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 61462203520 its reverse (2530226416), we get a palindrome (63992429936).

The spelling of 61462203520 in words is "sixty-one billion, four hundred sixty-two million, two hundred three thousand, five hundred twenty".