61473157366 has 4 divisors (see below), whose sum is σ = 92209736052. Its totient is φ = 30736578682.

The previous prime is 61473157357. The next prime is 61473157429. The reversal of 61473157366 is 66375137416.

61473157366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 15368289340 + ... + 15368289343.

It is an arithmetic number, because the mean of its divisors is an integer number (23052434013).

Almost surely, 2^61473157366 is an apocalyptic number.

61473157366 is a deficient number, since it is larger than the sum of its proper divisors (30736578686).

61473157366 is a wasteful number, since it uses less digits than its factorization.

61473157366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30736578685.

The product of its digits is 1905120, while the sum is 49.

The spelling of 61473157366 in words is "sixty-one billion, four hundred seventy-three million, one hundred fifty-seven thousand, three hundred sixty-six".