357213047277040 has 20 divisors (see below), whose sum is σ = 830520334919304. Its totient is φ = 142885218910784.

The previous prime is 357213047277001. The next prime is 357213047277043. The reversal of 357213047277040 is 40772740312753.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×357213047277040² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (357213047277043) 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, 2232581545402 + ... + 2232581545561.

Almost surely, 2^{357213047277040} is an apocalyptic number.

It is an amenable number.

357213047277040 is an abundant number, since it is smaller than the sum of its proper divisors (473307287642264).

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

357213047277040 is a wasteful number, since it uses less digits than its factorization.

357213047277040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4465163090976 (or 4465163090970 counting only the distinct ones).

The product of its (nonzero) digits is 6914880, while the sum is 52.

Adding to 357213047277040 its reverse (40772740312753), we get a palindrome (397985787589793).

The spelling of 357213047277040 in words is "three hundred fifty-seven trillion, two hundred thirteen billion, forty-seven million, two hundred seventy-seven thousand, forty".