22752038961901 has 4 divisors (see below), whose sum is σ = 24090394194972. Its totient is φ = 21413683728832.

The previous prime is 22752038961859. The next prime is 22752038961959. The reversal of 22752038961901 is 10916983025722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14181776856900 + 8570262105001 = 3765870^2 + 2927501^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22752038961901 is a prime.

It is a super-3 number, since 3×22752038961901³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22752038961101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 669177616510 + ... + 669177616543.

It is an arithmetic number, because the mean of its divisors is an integer number (6022598548743).

Almost surely, 2^{22752038961901} is an apocalyptic number.

It is an amenable number.

22752038961901 is a deficient number, since it is larger than the sum of its proper divisors (1338355233071).

22752038961901 is a wasteful number, since it uses less digits than its factorization.

22752038961901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338355233070.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 22752038961901 in words is "twenty-two trillion, seven hundred fifty-two billion, thirty-eight million, nine hundred sixty-one thousand, nine hundred one".