61473456503 has 8 divisors (see below), whose sum is σ = 61776222816. Its totient is φ = 61171084800.

The previous prime is 61473456493. The next prime is 61473456521. The reversal of 61473456503 is 30565437416.

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

It is a cyclic number.

It is not a de Polignac number, because 61473456503 - 2¹⁰ = 61473455479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61473452503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216143 + ... + 411903.

It is an arithmetic number, because the mean of its divisors is an integer number (7722027852).

Almost surely, 2^61473456503 is an apocalyptic number.

61473456503 is a deficient number, since it is larger than the sum of its proper divisors (302766313).

61473456503 is a wasteful number, since it uses less digits than its factorization.

61473456503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197305.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 61473456503 in words is "sixty-one billion, four hundred seventy-three million, four hundred fifty-six thousand, five hundred three".