61932919814 has 4 divisors (see below), whose sum is σ = 92899379724. Its totient is φ = 30966459906.

The previous prime is 61932919777. The next prime is 61932919843. The reversal of 61932919814 is 41891923916.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15483229952 + ... + 15483229955.

It is an arithmetic number, because the mean of its divisors is an integer number (23224844931).

Almost surely, 2^61932919814 is an apocalyptic number.

61932919814 is a deficient number, since it is larger than the sum of its proper divisors (30966459910).

61932919814 is a wasteful number, since it uses less digits than its factorization.

61932919814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30966459909.

The product of its digits is 839808, while the sum is 53.

The spelling of 61932919814 in words is "sixty-one billion, nine hundred thirty-two million, nine hundred nineteen thousand, eight hundred fourteen".