61299627074 has 16 divisors (see below), whose sum is σ = 105101138688. Its totient is φ = 26267252832.

The previous prime is 61299627041. The next prime is 61299627107. The reversal of 61299627074 is 47072699216.

It is an interprime number because it is at equal distance from previous prime (61299627041) and next prime (61299627107).

It is a super-2 number, since 2×61299627074² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238859 + ... + 423854.

It is an arithmetic number, because the mean of its divisors is an integer number (6568821168).

Almost surely, 2^61299627074 is an apocalyptic number.

61299627074 is a deficient number, since it is larger than the sum of its proper divisors (43801511614).

61299627074 is a wasteful number, since it uses less digits than its factorization.

61299627074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669329.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 61299627074 in words is "sixty-one billion, two hundred ninety-nine million, six hundred twenty-seven thousand, seventy-four".