7450478133 has 16 divisors (see below), whose sum is σ = 11401842816. Its totient is φ = 4239141120.

The previous prime is 7450478111. The next prime is 7450478137. The reversal of 7450478133 is 3318740547.

It is not a de Polignac number, because 7450478133 - 2⁸ = 7450477877 is a prime.

It is a super-2 number, since 2×7450478133² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7450478137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 756448 + ... + 766233.

It is an arithmetic number, because the mean of its divisors is an integer number (712615176).

Almost surely, 2^7450478133 is an apocalyptic number.

It is an amenable number.

7450478133 is a deficient number, since it is larger than the sum of its proper divisors (3951364683).

7450478133 is a wasteful number, since it uses less digits than its factorization.

7450478133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522924.

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 7450478133 is about 86316.1522138238. The cubic root of 7450478133 is about 1953.1160465247.

The spelling of 7450478133 in words is "seven billion, four hundred fifty million, four hundred seventy-eight thousand, one hundred thirty-three".