900745273517761 has 8 divisors (see below), whose sum is σ = 1083603336562880. Its totient is φ = 731432252179728.

The previous prime is 900745273517717. The next prime is 900745273517767. The reversal of 900745273517761 is 167715372547009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 900745273517761 - 2¹³ = 900745273509569 is a prime.

It is a super-2 number, since 2×900745273517761² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 900745273517693 and 900745273517702.

It is not an unprimeable number, because it can be changed into a prime (900745273517767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3386260426626 + ... + 3386260426891.

It is an arithmetic number, because the mean of its divisors is an integer number (135450417070360).

Almost surely, 2^{900745273517761} is an apocalyptic number.

It is an amenable number.

900745273517761 is a deficient number, since it is larger than the sum of its proper divisors (182858063045119).

900745273517761 is a wasteful number, since it uses less digits than its factorization.

900745273517761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772520853543.

The product of its (nonzero) digits is 77792400, while the sum is 64.

The spelling of 900745273517761 in words is "nine hundred trillion, seven hundred forty-five billion, two hundred seventy-three million, five hundred seventeen thousand, seven hundred sixty-one".