1522261473420 has 192 divisors, whose sum is σ = 4509539500032. Its totient is φ = 383056128000.

The previous prime is 1522261473413. The next prime is 1522261473479. The reversal of 1522261473420 is 243741622251.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 185841525 + ... + 185849715.

It is an arithmetic number, because the mean of its divisors is an integer number (23487184896).

Almost surely, 2^{1522261473420} is an apocalyptic number.

1522261473420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1522261473420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2254769750016).

1522261473420 is an abundant number, since it is smaller than the sum of its proper divisors (2987278026612).

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

1522261473420 is a wasteful number, since it uses less digits than its factorization.

1522261473420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10712 (or 10710 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 1522261473420 in words is "one trillion, five hundred twenty-two billion, two hundred sixty-one million, four hundred seventy-three thousand, four hundred twenty".