1404978048 has 80 divisors (see below), whose sum is σ = 4181222760. Its totient is φ = 468322560.

The previous prime is 1404978041. The next prime is 1404978053. The reversal of 1404978048 is 8408794041.

1404978048 is a `hidden beast` number, since 1 + 40 + 497 + 80 + 48 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1404977994 and 1404978012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404978041) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 57388 + ... + 78123.

Almost surely, 2^1404978048 is an apocalyptic number.

1404978048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1404978048 is an abundant number, since it is smaller than the sum of its proper divisors (2776244712).

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

1404978048 is an equidigital number, since it uses as much as digits as its factorization.

1404978048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135537 (or 135516 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 1404978048 is about 37483.0368033328. The cubic root of 1404978048 is about 1120.0132991618.

The spelling of 1404978048 in words is "one billion, four hundred four million, nine hundred seventy-eight thousand, forty-eight".