1542412650 has 24 divisors (see below), whose sum is σ = 3825183744. Its totient is φ = 411310000.

The previous prime is 1542412649. The next prime is 1542412679. The reversal of 1542412650 is 562142451.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5141226 + ... + 5141525.

It is an arithmetic number, because the mean of its divisors is an integer number (159382656).

Almost surely, 2^1542412650 is an apocalyptic number.

1542412650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1542412650 is an abundant number, since it is smaller than the sum of its proper divisors (2282771094).

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

1542412650 is a wasteful number, since it uses less digits than its factorization.

1542412650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10282766 (or 10282761 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1542412650 is about 39273.5617177765. The cubic root of 1542412650 is about 1155.4030938763.

The spelling of 1542412650 in words is "one billion, five hundred forty-two million, four hundred twelve thousand, six hundred fifty".