148445045503778 has 32 divisors (see below), whose sum is σ = 225068187949056. Its totient is φ = 73425709260288.

The previous prime is 148445045503721. The next prime is 148445045503793. The reversal of 148445045503778 is 877305540544841.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2690998025 + ... + 2691053187.

It is an arithmetic number, because the mean of its divisors is an integer number (7033380873408).

Almost surely, 2^{148445045503778} is an apocalyptic number.

148445045503778 is a deficient number, since it is larger than the sum of its proper divisors (76623142445278).

148445045503778 is a wasteful number, since it uses less digits than its factorization.

148445045503778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85658.

The product of its (nonzero) digits is 301056000, while the sum is 65.

The spelling of 148445045503778 in words is "one hundred forty-eight trillion, four hundred forty-five billion, forty-five million, five hundred three thousand, seven hundred seventy-eight".