1357156544 has 28 divisors (see below), whose sum is σ = 2714329344. Its totient is φ = 673231104.

The previous prime is 1357156543. The next prime is 1357156553. The reversal of 1357156544 is 4456517531.

It is a happy number.

1357156544 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1357156543) 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, 75359 + ... + 91614.

Almost surely, 2^1357156544 is an apocalyptic number.

It is an amenable number.

1357156544 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1357156544 is a wasteful number, since it uses less digits than its factorization.

1357156544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167112 (or 167102 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 1357156544 is about 36839.6056439262. The cubic root of 1357156544 is about 1107.1589667876.

The spelling of 1357156544 in words is "one billion, three hundred fifty-seven million, one hundred fifty-six thousand, five hundred forty-four".