1481147923578 has 16 divisors (see below), whose sum is σ = 2962308096576. Its totient is φ = 493713932960.

The previous prime is 1481147923513. The next prime is 1481147923597. The reversal of 1481147923578 is 8753297411841.

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, 2047963 + ... + 2675153.

It is an arithmetic number, because the mean of its divisors is an integer number (185144256036).

Almost surely, 2^{1481147923578} is an apocalyptic number.

1481147923578 is an abundant number, since it is smaller than the sum of its proper divisors (1481160172998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1481147923578 is a wasteful number, since it uses less digits than its factorization.

1481147923578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020789.

The product of its digits is 13547520, while the sum is 60.

The spelling of 1481147923578 in words is "one trillion, four hundred eighty-one billion, one hundred forty-seven million, nine hundred twenty-three thousand, five hundred seventy-eight".