1542402048 has 104 divisors (see below), whose sum is σ = 4486833216. Its totient is φ = 467353600.

The previous prime is 1542402047. The next prime is 1542402049. The reversal of 1542402048 is 8402042451.

It is an interprime number because it is at equal distance from previous prime (1542402047) and next prime (1542402049).

It is not an unprimeable number, because it can be changed into a prime (1542402041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129463 + ... + 140873.

Almost surely, 2^1542402048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1542402048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2243416608).

1542402048 is an abundant number, since it is smaller than the sum of its proper divisors (2944431168).

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

1542402048 is a wasteful number, since it uses less digits than its factorization.

1542402048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11449 (or 11427 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

The square root of 1542402048 is about 39273.4267412458. The cubic root of 1542402048 is about 1155.4004465926.

Adding to 1542402048 its reverse (8402042451), we get a palindrome (9944444499).

The spelling of 1542402048 in words is "one billion, five hundred forty-two million, four hundred two thousand, forty-eight".