7140245505547 has 32 divisors (see below), whose sum is σ = 9035873118720. Its totient is φ = 5480250842880.

The previous prime is 7140245505541. The next prime is 7140245505553. The reversal of 7140245505547 is 7455055420417.

It is an interprime number because it is at equal distance from previous prime (7140245505541) and next prime (7140245505553).

It is not a de Polignac number, because 7140245505547 - 2³⁹ = 6590489691659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7140245505547.

It is not an unprimeable number, because it can be changed into a prime (7140245505541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57600229 + ... + 57724057.

It is an arithmetic number, because the mean of its divisors is an integer number (282371034960).

Almost surely, 2^{7140245505547} is an apocalyptic number.

7140245505547 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

7140245505547 is a deficient number, since it is larger than the sum of its proper divisors (1895627613173).

7140245505547 is a wasteful number, since it uses less digits than its factorization.

7140245505547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135091.

The product of its (nonzero) digits is 3920000, while the sum is 49.

The spelling of 7140245505547 in words is "seven trillion, one hundred forty billion, two hundred forty-five million, five hundred five thousand, five hundred forty-seven".