61394914594 has 8 divisors (see below), whose sum is σ = 99176400540. Its totient is φ = 28336114416.

The previous prime is 61394914579. The next prime is 61394914621. The reversal of 61394914594 is 49541949316.

It can be written as a sum of positive squares in 2 ways, for example, as 51576681025 + 9818233569 = 227105^2 + 99087^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180671409 + ... + 1180671460.

Almost surely, 2^61394914594 is an apocalyptic number.

61394914594 is a deficient number, since it is larger than the sum of its proper divisors (37781485946).

61394914594 is a wasteful number, since it uses less digits than its factorization.

61394914594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361342884.

The product of its digits is 4199040, while the sum is 55.

The spelling of 61394914594 in words is "sixty-one billion, three hundred ninety-four million, nine hundred fourteen thousand, five hundred ninety-four".