361773731221760 has 288 divisors, whose sum is σ = 1023942660507648. Its totient is φ = 120732594831360.

The previous prime is 361773731221729. The next prime is 361773731221769. The reversal of 361773731221760 is 67122137377163.

It is a super-2 number, since 2×361773731221760² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 361773731221696 and 361773731221705.

It is not an unprimeable number, because it can be changed into a prime (361773731221769) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25953569 + ... + 37378271.

It is an arithmetic number, because the mean of its divisors is an integer number (3555356460096).

Almost surely, 2^{361773731221760} 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 361773731221760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511971330253824).

361773731221760 is an abundant number, since it is smaller than the sum of its proper divisors (662168929285888).

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

361773731221760 is a wasteful number, since it uses less digits than its factorization.

361773731221760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11424921 (or 11424907 counting only the distinct ones).

The product of its (nonzero) digits is 9335088, while the sum is 56.

The spelling of 361773731221760 in words is "three hundred sixty-one trillion, seven hundred seventy-three billion, seven hundred thirty-one million, two hundred twenty-one thousand, seven hundred sixty".