1007205671620 has 48 divisors (see below), whose sum is σ = 2208301417728. Its totient is φ = 385154858880.

The previous prime is 1007205671617. The next prime is 1007205671657. The reversal of 1007205671620 is 261765027001.

It is a self number, because there is not a number n which added to its sum of digits gives 1007205671620.

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, 244342 + ... + 1440178.

It is an arithmetic number, because the mean of its divisors is an integer number (46006279536).

Almost surely, 2^{1007205671620} is an apocalyptic number.

1007205671620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1007205671620 is an abundant number, since it is smaller than the sum of its proper divisors (1201095746108).

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

1007205671620 is a wasteful number, since it uses less digits than its factorization.

1007205671620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197700 (or 1197698 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 1007205671620 in words is "one trillion, seven billion, two hundred five million, six hundred seventy-one thousand, six hundred twenty".