1534425253242 has 16 divisors (see below), whose sum is σ = 3507257721792. Its totient is φ = 438407215200.

The previous prime is 1534425253237. The next prime is 1534425253307. The reversal of 1534425253242 is 2423525244351.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 36533934601 = 1534425253242 / (1 + 5 + 3 + 4 + 4 + 2 + 5 + 2 + 5 + 3 + 2 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1534425253194 and 1534425253203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18266967259 + ... + 18266967342.

It is an arithmetic number, because the mean of its divisors is an integer number (219203607612).

Almost surely, 2^{1534425253242} is an apocalyptic number.

1534425253242 is an abundant number, since it is smaller than the sum of its proper divisors (1972832468550).

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

1534425253242 is a wasteful number, since it uses less digits than its factorization.

1534425253242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36533934613.

The product of its digits is 1152000, while the sum is 42.

The spelling of 1534425253242 in words is "one trillion, five hundred thirty-four billion, four hundred twenty-five million, two hundred fifty-three thousand, two hundred forty-two".