30551253322540 has 48 divisors (see below), whose sum is σ = 64259726952960. Its totient is φ = 12201066820800.

The previous prime is 30551253322463. The next prime is 30551253322621. The reversal of 30551253322540 is 4522335215503.

It is a super-2 number, since 2×30551253322540² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30551253322493 and 30551253322502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40011979 + ... + 40768381.

It is an arithmetic number, because the mean of its divisors is an integer number (1338744311520).

Almost surely, 2^{30551253322540} is an apocalyptic number.

It is an amenable number.

30551253322540 is an abundant number, since it is smaller than the sum of its proper divisors (33708473630420).

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

30551253322540 is a wasteful number, since it uses less digits than its factorization.

30551253322540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759622 (or 759620 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 30551253322540 in words is "thirty trillion, five hundred fifty-one billion, two hundred fifty-three million, three hundred twenty-two thousand, five hundred forty".