154922340761 has 4 divisors (see below), whose sum is σ = 154945824000. Its totient is φ = 154898857524.

The previous prime is 154922340743. The next prime is 154922340821. The reversal of 154922340761 is 167043229451.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154922340761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154922342761) 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, 11731721 + ... + 11744918.

It is an arithmetic number, because the mean of its divisors is an integer number (38736456000).

Almost surely, 2^154922340761 is an apocalyptic number.

It is an amenable number.

154922340761 is a deficient number, since it is larger than the sum of its proper divisors (23483239).

154922340761 is an equidigital number, since it uses as much as digits as its factorization.

154922340761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23483238.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 154922340761 in words is "one hundred fifty-four billion, nine hundred twenty-two million, three hundred forty thousand, seven hundred sixty-one".