1552472406644 has 12 divisors (see below), whose sum is σ = 2741751728100. Its totient is φ = 769114770048.

The previous prime is 1552472406623. The next prime is 1552472406671. The reversal of 1552472406644 is 4466042742551.

It can be written as a sum of positive squares in 2 ways, for example, as 356922604900 + 1195549801744 = 597430^2 + 1093412^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1552472406592 and 1552472406601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1780357829 + ... + 1780358700.

It is an arithmetic number, because the mean of its divisors is an integer number (228479310675).

Almost surely, 2^{1552472406644} is an apocalyptic number.

It is an amenable number.

1552472406644 is a deficient number, since it is larger than the sum of its proper divisors (1189279321456).

1552472406644 is a wasteful number, since it uses less digits than its factorization.

1552472406644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3560716642 (or 3560716640 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 50.

The spelling of 1552472406644 in words is "one trillion, five hundred fifty-two billion, four hundred seventy-two million, four hundred six thousand, six hundred forty-four".