13925212740 has 48 divisors (see below), whose sum is σ = 43322885760. Its totient is φ = 3713389920.

The previous prime is 13925212729. The next prime is 13925212757. The reversal of 13925212740 is 4721252931.

13925212740 is a `hidden beast` number, since 1 + 3 + 92 + 521 + 2 + 7 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13925212695 and 13925212704.

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, 12893176 + ... + 12894255.

It is an arithmetic number, because the mean of its divisors is an integer number (902560120).

Almost surely, 2^13925212740 is an apocalyptic number.

13925212740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13925212740 is an abundant number, since it is smaller than the sum of its proper divisors (29397673020).

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

13925212740 is a wasteful number, since it uses less digits than its factorization.

13925212740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25787449 (or 25787441 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 13925212740 in words is "thirteen billion, nine hundred twenty-five million, two hundred twelve thousand, seven hundred forty".