148457091461547 has 32 divisors (see below), whose sum is σ = 216675921496320. Its totient is φ = 89666571456000.

The previous prime is 148457091461531. The next prime is 148457091461557. The reversal of 148457091461547 is 745164190754841.

It is not a de Polignac number, because 148457091461547 - 2⁴ = 148457091461531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148457091461557) 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, 24841279 + ... + 30232487.

It is an arithmetic number, because the mean of its divisors is an integer number (6771122546760).

Almost surely, 2^{148457091461547} is an apocalyptic number.

148457091461547 is a deficient number, since it is larger than the sum of its proper divisors (68218830034773).

148457091461547 is a wasteful number, since it uses less digits than its factorization.

148457091461547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5394075.

The product of its (nonzero) digits is 135475200, while the sum is 66.

The spelling of 148457091461547 in words is "one hundred forty-eight trillion, four hundred fifty-seven billion, ninety-one million, four hundred sixty-one thousand, five hundred forty-seven".