7546474157 has 16 divisors (see below), whose sum is σ = 7944300672. Its totient is φ = 7159440960.

The previous prime is 7546474139. The next prime is 7546474171. The reversal of 7546474157 is 7514746457.

It is a cyclic number.

It is not a de Polignac number, because 7546474157 - 2²⁶ = 7479365293 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 (7546474127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000163 + ... + 1007679.

It is an arithmetic number, because the mean of its divisors is an integer number (496518792).

Almost surely, 2^7546474157 is an apocalyptic number.

It is an amenable number.

7546474157 is a deficient number, since it is larger than the sum of its proper divisors (397826515).

7546474157 is a wasteful number, since it uses less digits than its factorization.

7546474157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8228.

The product of its digits is 3292800, while the sum is 50.

The square root of 7546474157 is about 86870.4446690588. Note that the first 3 decimals coincide. The cubic root of 7546474157 is about 1961.4686130523.

The spelling of 7546474157 in words is "seven billion, five hundred forty-six million, four hundred seventy-four thousand, one hundred fifty-seven".