53890276357 has 2 divisors, whose sum is σ = 53890276358. Its totient is φ = 53890276356.

The previous prime is 53890276309. The next prime is 53890276387. The reversal of 53890276357 is 75367209835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40127701761 + 13762574596 = 200319^2 + 117314^2 .

It is a cyclic number.

It is not a de Polignac number, because 53890276357 - 2⁷ = 53890276229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53890276298 and 53890276307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53890276387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26945138178 + 26945138179.

It is an arithmetic number, because the mean of its divisors is an integer number (26945138179).

Almost surely, 2^53890276357 is an apocalyptic number.

It is an amenable number.

53890276357 is a deficient number, since it is larger than the sum of its proper divisors (1).

53890276357 is an equidigital number, since it uses as much as digits as its factorization.

53890276357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 53890276357 in words is "fifty-three billion, eight hundred ninety million, two hundred seventy-six thousand, three hundred fifty-seven".