5401561244 has 6 divisors (see below), whose sum is σ = 9452732184. Its totient is φ = 2700780620.

The previous prime is 5401561237. The next prime is 5401561271. The reversal of 5401561244 is 4421651045.

It is a self number, because there is not a number n which added to its sum of digits gives 5401561244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675195152 + ... + 675195159.

It is an arithmetic number, because the mean of its divisors is an integer number (1575455364).

Almost surely, 2^5401561244 is an apocalyptic number.

It is an amenable number.

5401561244 is a deficient number, since it is larger than the sum of its proper divisors (4051170940).

5401561244 is a wasteful number, since it uses less digits than its factorization.

5401561244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350390315 (or 1350390313 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 5401561244 is about 73495.3144356836. The cubic root of 5401561244 is about 1754.5797046043.

The spelling of 5401561244 in words is "five billion, four hundred one million, five hundred sixty-one thousand, two hundred forty-four".