61314646503 has 16 divisors (see below), whose sum is σ = 91360184832. Its totient is φ = 36254040000.

The previous prime is 61314646499. The next prime is 61314646529. The reversal of 61314646503 is 30564641316.

61314646503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61314646503 - 2² = 61314646499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61314646403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22657423 + ... + 22660128.

It is an arithmetic number, because the mean of its divisors is an integer number (5710011552).

Almost surely, 2^61314646503 is an apocalyptic number.

61314646503 is a deficient number, since it is larger than the sum of its proper divisors (30045538329).

61314646503 is a wasteful number, since it uses less digits than its factorization.

61314646503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45317606.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 61314646503 in words is "sixty-one billion, three hundred fourteen million, six hundred forty-six thousand, five hundred three".