61051050502 has 16 divisors (see below), whose sum is σ = 102021650640. Its totient is φ = 27205772832.

The previous prime is 61051050499. The next prime is 61051050509. The reversal of 61051050502 is 20505015016.

61051050502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61051050509) 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, 40484028 + ... + 40485535.

It is an arithmetic number, because the mean of its divisors is an integer number (6376353165).

Almost surely, 2^61051050502 is an apocalyptic number.

61051050502 is a deficient number, since it is larger than the sum of its proper divisors (40970600138).

61051050502 is a wasteful number, since it uses less digits than its factorization.

61051050502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80969607.

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 61051050502 its reverse (20505015016), we get a palindrome (81556065518).

The spelling of 61051050502 in words is "sixty-one billion, fifty-one million, fifty thousand, five hundred two".