48874749961 has 2 divisors, whose sum is σ = 48874749962. Its totient is φ = 48874749960.

The previous prime is 48874749953. The next prime is 48874750037. The reversal of 48874749961 is 16994747884.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25734255561 + 23140494400 = 160419^2 + 152120^2 .

It is a cyclic number.

It is not a de Polignac number, because 48874749961 - 2³ = 48874749953 is a prime.

It is not a weakly prime, because it can be changed into another prime (48874749941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24437374980 + 24437374981.

It is an arithmetic number, because the mean of its divisors is an integer number (24437374981).

Almost surely, 2^48874749961 is an apocalyptic number.

It is an amenable number.

48874749961 is a deficient number, since it is larger than the sum of its proper divisors (1).

48874749961 is an equidigital number, since it uses as much as digits as its factorization.

48874749961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97542144, while the sum is 67.

The spelling of 48874749961 in words is "forty-eight billion, eight hundred seventy-four million, seven hundred forty-nine thousand, nine hundred sixty-one".