920042629704 has 160 divisors (see below), whose sum is σ = 2819741775840. Its totient is φ = 277957785600.

The previous prime is 920042629673. The next prime is 920042629799. The reversal of 920042629704 is 407926240029.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 920042629704.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2164392 + ... + 2554344.

It is an arithmetic number, because the mean of its divisors is an integer number (17623386099).

Almost surely, 2^920042629704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 920042629704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1409870887920).

920042629704 is an abundant number, since it is smaller than the sum of its proper divisors (1899699146136).

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

920042629704 is a wasteful number, since it uses less digits than its factorization.

920042629704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390313 (or 390300 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 920042629704 in words is "nine hundred twenty billion, forty-two million, six hundred twenty-nine thousand, seven hundred four".