245745073429 has 2 divisors, whose sum is σ = 245745073430. Its totient is φ = 245745073428.

The previous prime is 245745073373. The next prime is 245745073477. The reversal of 245745073429 is 924370547542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155701268100 + 90043805329 = 394590^2 + 300073^2 .

It is a cyclic number.

It is not a de Polignac number, because 245745073429 - 2²⁷ = 245610855701 is a prime.

It is a super-2 number, since 2×245745073429² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245745073529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122872536714 + 122872536715.

It is an arithmetic number, because the mean of its divisors is an integer number (122872536715).

Almost surely, 2^245745073429 is an apocalyptic number.

It is an amenable number.

245745073429 is a deficient number, since it is larger than the sum of its proper divisors (1).

245745073429 is an equidigital number, since it uses as much as digits as its factorization.

245745073429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8467200, while the sum is 52.

The spelling of 245745073429 in words is "two hundred forty-five billion, seven hundred forty-five million, seventy-three thousand, four hundred twenty-nine".