61264503102 has 32 divisors (see below), whose sum is σ = 136512013824. Its totient is φ = 18170000000.

The previous prime is 61264503101. The next prime is 61264503107. The reversal of 61264503102 is 20130546216.

It is a self number, because there is not a number n which added to its sum of digits gives 61264503102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61264503101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9871899 + ... + 9878102.

It is an arithmetic number, because the mean of its divisors is an integer number (4266000432).

Almost surely, 2^61264503102 is an apocalyptic number.

61264503102 is an abundant number, since it is smaller than the sum of its proper divisors (75247510722).

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

61264503102 is a wasteful number, since it uses less digits than its factorization.

61264503102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19750064.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 61264503102 in words is "sixty-one billion, two hundred sixty-four million, five hundred three thousand, one hundred two".