61700852030 has 16 divisors (see below), whose sum is σ = 113770352304. Its totient is φ = 24078381120.

The previous prime is 61700852021. The next prime is 61700852033. The reversal of 61700852030 is 3025800716.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61700852033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75244532 + ... + 75245351.

It is an arithmetic number, because the mean of its divisors is an integer number (7110647019).

Almost surely, 2^61700852030 is an apocalyptic number.

61700852030 is a deficient number, since it is larger than the sum of its proper divisors (52069500274).

61700852030 is a wasteful number, since it uses less digits than its factorization.

61700852030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150489931.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 61700852030 in words is "sixty-one billion, seven hundred million, eight hundred fifty-two thousand, thirty".