248011366778 has 16 divisors (see below), whose sum is σ = 425223587904. Its totient is φ = 106275274560.

The previous prime is 248011366763. The next prime is 248011366783. The reversal of 248011366778 is 877663110842.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175000 + ... + 1369907.

It is an arithmetic number, because the mean of its divisors is an integer number (26576474244).

Almost surely, 2^248011366778 is an apocalyptic number.

248011366778 is a deficient number, since it is larger than the sum of its proper divisors (177212221126).

248011366778 is a wasteful number, since it uses less digits than its factorization.

248011366778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551877.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 248011366778 in words is "two hundred forty-eight billion, eleven million, three hundred sixty-six thousand, seven hundred seventy-eight".