7545254078 has 16 divisors (see below), whose sum is σ = 11412167760. Its totient is φ = 3741326400.

The previous prime is 7545254071. The next prime is 7545254099. The reversal of 7545254078 is 8704525457.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7545254071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86768 + ... + 150396.

It is an arithmetic number, because the mean of its divisors is an integer number (713260485).

Almost surely, 2^7545254078 is an apocalyptic number.

7545254078 is a deficient number, since it is larger than the sum of its proper divisors (3866913682).

7545254078 is a wasteful number, since it uses less digits than its factorization.

7545254078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64123.

The product of its (nonzero) digits is 1568000, while the sum is 47.

The square root of 7545254078 is about 86863.4219795651. The cubic root of 7545254078 is about 1961.3629003006.

The spelling of 7545254078 in words is "seven billion, five hundred forty-five million, two hundred fifty-four thousand, seventy-eight".