1047629421552 has 80 divisors (see below), whose sum is σ = 3255790703360. Its totient is φ = 283568864256.

The previous prime is 1047629421529. The next prime is 1047629421569. The reversal of 1047629421552 is 2551249267401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82044793 + ... + 82057560.

It is an arithmetic number, because the mean of its divisors is an integer number (40697383792).

Almost surely, 2^{1047629421552} is an apocalyptic number.

1047629421552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1047629421552 is an abundant number, since it is smaller than the sum of its proper divisors (2208161281808).

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

1047629421552 is a wasteful number, since it uses less digits than its factorization.

1047629421552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164102390 (or 164102384 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 1047629421552 in words is "one trillion, forty-seven billion, six hundred twenty-nine million, four hundred twenty-one thousand, five hundred fifty-two".