1550425142 has 8 divisors (see below), whose sum is σ = 2657871696. Its totient is φ = 664467912.

The previous prime is 1550425081. The next prime is 1550425153. The reversal of 1550425142 is 2415240551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55372313 + ... + 55372340.

It is an arithmetic number, because the mean of its divisors is an integer number (332233962).

Almost surely, 2^1550425142 is an apocalyptic number.

1550425142 is a deficient number, since it is larger than the sum of its proper divisors (1107446554).

1550425142 is a wasteful number, since it uses less digits than its factorization.

1550425142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110744662.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1550425142 is about 39375.4383086716. The cubic root of 1550425142 is about 1157.4003271624.

Adding to 1550425142 its reverse (2415240551), we get a palindrome (3965665693).

The spelling of 1550425142 in words is "one billion, five hundred fifty million, four hundred twenty-five thousand, one hundred forty-two".