1254553540532 has 6 divisors (see below), whose sum is σ = 2195468695938. Its totient is φ = 627276770264.

The previous prime is 1254553540531. The next prime is 1254553540549. The reversal of 1254553540532 is 2350453554521.

It can be written as a sum of positive squares in only one way, i.e., 1108817424016 + 145736116516 = 1053004^2 + 381754^2 .

It is a super-2 number, since 2×1254553540532² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254553540531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156819192563 + ... + 156819192570.

It is an arithmetic number, because the mean of its divisors is an integer number (365911449323).

Almost surely, 2^{1254553540532} is an apocalyptic number.

It is an amenable number.

1254553540532 is a deficient number, since it is larger than the sum of its proper divisors (940915155406).

1254553540532 is a wasteful number, since it uses less digits than its factorization.

1254553540532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313638385137 (or 313638385135 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 1254553540532 in words is "one trillion, two hundred fifty-four billion, five hundred fifty-three million, five hundred forty thousand, five hundred thirty-two".