54372551413 has 2 divisors, whose sum is σ = 54372551414. Its totient is φ = 54372551412.

The previous prime is 54372551381. The next prime is 54372551449. The reversal of 54372551413 is 31415527345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52632159889 + 1740391524 = 229417^2 + 41718^2 .

It is a cyclic number.

It is not a de Polignac number, because 54372551413 - 2⁵ = 54372551381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54372551113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27186275706 + 27186275707.

It is an arithmetic number, because the mean of its divisors is an integer number (27186275707).

Almost surely, 2^54372551413 is an apocalyptic number.

It is an amenable number.

54372551413 is a deficient number, since it is larger than the sum of its proper divisors (1).

54372551413 is an equidigital number, since it uses as much as digits as its factorization.

54372551413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 40.

The spelling of 54372551413 in words is "fifty-four billion, three hundred seventy-two million, five hundred fifty-one thousand, four hundred thirteen".