1654405536 has 48 divisors (see below), whose sum is σ = 4963218624. Its totient is φ = 472687104.

The previous prime is 1654405523. The next prime is 1654405537. The reversal of 1654405536 is 6355044561.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 1654405494 and 1654405503.

It is not an unprimeable number, because it can be changed into a prime (1654405537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1230285 + ... + 1231628.

It is an arithmetic number, because the mean of its divisors is an integer number (103400388).

Almost surely, 2^1654405536 is an apocalyptic number.

1654405536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1654405536 is an abundant number, since it is smaller than the sum of its proper divisors (3308813088).

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

1654405536 is a wasteful number, since it uses less digits than its factorization.

1654405536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461933 (or 2461925 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 1654405536 is about 40674.3842731516. The cubic root of 1654405536 is about 1182.7165069526.

The spelling of 1654405536 in words is "one billion, six hundred fifty-four million, four hundred five thousand, five hundred thirty-six".