53577796465 has 32 divisors (see below), whose sum is σ = 66740078592. Its totient is φ = 41247360000.

The previous prime is 53577796463. The next prime is 53577796477. The reversal of 53577796465 is 56469777535.

It is not a de Polignac number, because 53577796465 - 2¹ = 53577796463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53577796397 and 53577796406.

It is not an unprimeable number, because it can be changed into a prime (53577796463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23182660 + ... + 23184970.

It is an arithmetic number, because the mean of its divisors is an integer number (2085627456).

Almost surely, 2^53577796465 is an apocalyptic number.

It is an amenable number.

53577796465 is a deficient number, since it is larger than the sum of its proper divisors (13162282127).

53577796465 is a wasteful number, since it uses less digits than its factorization.

53577796465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3121.

The product of its digits is 166698000, while the sum is 64.

The spelling of 53577796465 in words is "fifty-three billion, five hundred seventy-seven million, seven hundred ninety-six thousand, four hundred sixty-five".