7553472645157 has 2 divisors, whose sum is σ = 7553472645158. Its totient is φ = 7553472645156.

The previous prime is 7553472645143. The next prime is 7553472645181. The reversal of 7553472645157 is 7515462743557.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7279819156996 + 273653488161 = 2698114^2 + 523119^2 .

It is a cyclic number.

It is not a de Polignac number, because 7553472645157 - 2²³ = 7553464256549 is a prime.

It is a super-2 number, since 2×7553472645157² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7553472645095 and 7553472645104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7553472645107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3776736322578 + 3776736322579.

It is an arithmetic number, because the mean of its divisors is an integer number (3776736322579).

Almost surely, 2^{7553472645157} is an apocalyptic number.

It is an amenable number.

7553472645157 is a deficient number, since it is larger than the sum of its proper divisors (1).

7553472645157 is an equidigital number, since it uses as much as digits as its factorization.

7553472645157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123480000, while the sum is 61.

The spelling of 7553472645157 in words is "seven trillion, five hundred fifty-three billion, four hundred seventy-two million, six hundred forty-five thousand, one hundred fifty-seven".