7514552554157 has 12 divisors (see below), whose sum is σ = 8259923641788. Its totient is φ = 6831307032000.

The previous prime is 7514552554129. The next prime is 7514552554183.

7514552554157 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 1685061013801 + 5829491540356 = 1298099^2 + 2414434^2 .

It is not a de Polignac number, because 7514552554157 - 2¹⁰ = 7514552553133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7514552554127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8117657 + ... + 8995857.

It is an arithmetic number, because the mean of its divisors is an integer number (688326970149).

Almost surely, 2^{7514552554157} is an apocalyptic number.

It is an amenable number.

7514552554157 is a deficient number, since it is larger than the sum of its proper divisors (745371087631).

7514552554157 is a wasteful number, since it uses less digits than its factorization.

7514552554157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948940 (or 948929 counting only the distinct ones).

The product of its digits is 24500000, while the sum is 56.

The spelling of 7514552554157 in words is "seven trillion, five hundred fourteen billion, five hundred fifty-two million, five hundred fifty-four thousand, one hundred fifty-seven".