61158091030 has 8 divisors (see below), whose sum is σ = 110084563872. Its totient is φ = 24463236408.

The previous prime is 61158091009. The next prime is 61158091069. The reversal of 61158091030 is 3019085116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3057904542 + ... + 3057904561.

It is an arithmetic number, because the mean of its divisors is an integer number (13760570484).

Almost surely, 2^61158091030 is an apocalyptic number.

61158091030 is a deficient number, since it is larger than the sum of its proper divisors (48926472842).

61158091030 is a wasteful number, since it uses less digits than its factorization.

61158091030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6115809110.

The product of its (nonzero) digits is 6480, while the sum is 34.

The spelling of 61158091030 in words is "sixty-one billion, one hundred fifty-eight million, ninety-one thousand, thirty".