2621220511352 has 32 divisors (see below), whose sum is σ = 4922399980800. Its totient is φ = 1308581820000.

The previous prime is 2621220511289. The next prime is 2621220511363. The reversal of 2621220511352 is 2531150221262.

It is a super-3 number, since 3×2621220511352³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16325399 + ... + 16485177.

It is an arithmetic number, because the mean of its divisors is an integer number (153824999400).

Almost surely, 2^{2621220511352} is an apocalyptic number.

It is an amenable number.

2621220511352 is a deficient number, since it is larger than the sum of its proper divisors (2301179469448).

2621220511352 is a wasteful number, since it uses less digits than its factorization.

2621220511352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162947 (or 162943 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 2621220511352 in words is "two trillion, six hundred twenty-one billion, two hundred twenty million, five hundred eleven thousand, three hundred fifty-two".