1053049396638 has 32 divisors (see below), whose sum is σ = 2107330283520. Its totient is φ = 350811289440.

The previous prime is 1053049396631. The next prime is 1053049396661. The reversal of 1053049396638 is 8366939403501.

It is a happy number.

It is a super-2 number, since 2×1053049396638² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053049396631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136031448 + ... + 136039188.

It is an arithmetic number, because the mean of its divisors is an integer number (65854071360).

Almost surely, 2^{1053049396638} is an apocalyptic number.

1053049396638 is an abundant number, since it is smaller than the sum of its proper divisors (1054280886882).

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

1053049396638 is a wasteful number, since it uses less digits than its factorization.

1053049396638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18072.

The product of its (nonzero) digits is 12597120, while the sum is 57.

The spelling of 1053049396638 in words is "one trillion, fifty-three billion, forty-nine million, three hundred ninety-six thousand, six hundred thirty-eight".