53720053411 has 2 divisors, whose sum is σ = 53720053412. Its totient is φ = 53720053410.

The previous prime is 53720053403. The next prime is 53720053511. The reversal of 53720053411 is 11435002735.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53720053411 - 2³ = 53720053403 is a prime.

It is not a weakly prime, because it can be changed into another prime (53720053511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26860026705 + 26860026706.

It is an arithmetic number, because the mean of its divisors is an integer number (26860026706).

Almost surely, 2^53720053411 is an apocalyptic number.

53720053411 is a deficient number, since it is larger than the sum of its proper divisors (1).

53720053411 is an equidigital number, since it uses as much as digits as its factorization.

53720053411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The spelling of 53720053411 in words is "fifty-three billion, seven hundred twenty million, fifty-three thousand, four hundred eleven".