4797121161625 has 64 divisors (see below), whose sum is σ = 6515859744576. Its totient is φ = 3504887040000.

The previous prime is 4797121161617. The next prime is 4797121161629. The reversal of 4797121161625 is 5261611217974.

It can be written as a sum of positive squares in 32 ways, for example, as 2490601610896 + 2306519550729 = 1578164^2 + 1518723^2 .

It is not a de Polignac number, because 4797121161625 - 2³ = 4797121161617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4797121161629) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 245028837 + ... + 245048413.

It is an arithmetic number, because the mean of its divisors is an integer number (101810308509).

Almost surely, 2^{4797121161625} is an apocalyptic number.

It is an amenable number.

4797121161625 is a deficient number, since it is larger than the sum of its proper divisors (1718738582951).

4797121161625 is a wasteful number, since it uses less digits than its factorization.

4797121161625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21199 (or 21189 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 52.

The spelling of 4797121161625 in words is "four trillion, seven hundred ninety-seven billion, one hundred twenty-one million, one hundred sixty-one thousand, six hundred twenty-five".